Reverse Dictionary: IMPORTANCE

IMPORTANCE, IMPORTANT – adjectives
– BIG great, important; of high position or standing …1597 colloq.
– BIGASS big, important, or overly important …1955 US sl.
– BIG-BORE important …Bk1942 Amer. sl.
– BIG BOUT YAH of a person: important …1980s W. Indies usage
– BIG-BUGGISH important, self-important …1843 Amer. dial.
– BIGGIE important …Bk1942 Amer. sl.
– BIGGITY conceited, vain, self-important; impudent, boastful …1880 Amer. dial.
– BIG-LEAGUE powerful, influential, important …1919 US sl.
– BIG-NAME famous, important …Bk2006 US sl.
– BIG-SHOT mighty; overbearing; overly important …Bk2006 US sl.
– BIG-TIME important …Bk1942 Amer. sl.
– BIG-TRUCE important …Bk1942 Amer. sl.
– BOOPETY self-important, arrogant …1948 Amer. dial.
– CHESTY arrogant, conceited, self-important, egotistical …1899 Amer. dial.
– CONSEQUENTIOUS †* important, full of consequence …1634
– DEEP † serious, weighty, important …1596
– DOUBLE-BARRELLED important …Bk1942 Amer. sl.
– DOUBLE-DISTILLED important …Bk1942 Amer. sl.
– EARNESTFUL † important …c1386
– EARTHSHAKING of enormous importance or consequence; momentous …colloq.
– EARTH-SHATTERING of enormous importance or consequence; momentous …colloq.
– FAUSTY irascible, angry, low, mean, cross; pert, impertinent, impudent, self-important; frisky, mettlesome …1890 Amer. dial.
– FEISTY irascible, argumentative, touchy, angry, low, mean, cross; pert, impertinent, impudent, self-important; frisky, mettlesome …1890 Amer. dial.
– FICETY irascible, angry, low, mean, cross; pert, impertinent, impudent, self-important; frisky, mettlesome …1890 Amer. dial.
– FISTY irascible, angry, low, mean, cross; pert, impertinent, impudent, self-important; frisky, mettlesome …1890 Amer. dial.
– FOUR-STAR important …Bk1942 Amer. sl.
– FRONT-PAGE important …Bk1942 Amer. sl.
– FYSTY irascible, angry, low, mean, cross; pert, impertinent, impudent, self-important; frisky, mettlesome …1890 Amer. dial.
– GREAT SHAKES important …Bk1942 Amer. sl.
– GUT of a political issue or the like: of fundamental importance; of extraordinary concern to voters, often engendering a visceral reaction …1964 Amer. sl.
– GUVNOR the most important …1970s sl.
– HEAVY important …Bk1942 Amer. sl.
– HEAVYWEIGHT important …Bk1942 Amer. sl.
– HEFTY important …Bk1942 Amer. sl.
– HIGH-HEADED arrogant, haughty, self-important …20C US sl.
– HIGH-LIGHT important …Bk1942 Amer. sl.
– HIGH-POWERED important …Bk1942 Amer. sl.
– HOT urgent, pressing; important (often with an implication of some danger) …1896 Amer. sl.
– IMPORTING † of much import; important …1579
– IN THE CATBIRD SEAT in a superior or advantageous position; feeling important …1945 Amer. dial.
– LARGE important …Bk1942 Amer. sl.
– MAGNIFICENT high and mighty; self-important, arrogant, conceited …19C Brit. sl.
– MASSY self-important, conceited; boastful, bragging …1816 Sc. & Eng. dial.
– MATTERABLE important; of consequence …Bk1905 Eng. dial.
– MICKLE eminent, distinguished by birth or wealth; great; important …1821 Sc.
– MOLIMINOUS † weighty, momentous, of vast importance …1684
– MOMENTAL † very important, momentous …1818
– MUCKLE eminent, distinguished by birth or wealth; great; important …1821 Sc.
– OF AUGHT of importance or consequence …1821 Sc.
– OF GREAT ARTICLE †* of great moment or importance …1604
– OF GREAT QUARREL † of importance …1590
– OF MARK noteworthy, important, conspicuous …1590
– OLD MAN large, important, of lengthy duration …M19 Aust. & NZ sl.
– ON THE MAP important …Bk1942 Amer. sl.
– OUTWARDLY self-important, forward …1968 Amer. dial.
– PALMARIAN * that bears or is worthy to bear the palm; holding the first or highest place; of supreme or first-rate importance; most important, pre-eminent, principal, chief …1815
– PALMARY that bears or is worthy to bear the palm; holding the first or highest place; of supreme or first-rate importance; most important, pre-eminent, principal, chief …1657
– PORKY important, independent …1968 Amer. dial.
– QUITE A SHUCKS important …Bk1942 Amer. sl.
– RATHER †* antecedent, prior; of greater importance …1657
– SERIOUS large; intense; important …1980s US Black sl.
– SMASH important …Bk1942 Amer. sl.
– STANDOUT important …Bk1942 Amer. sl.
– STUCK-UP conceited; assuming airs, dignity, or importance …1829 colloq.
– SUBSTANTIOUS † weighty, important; solid, firm; effective …1483 chiefly Sc.
– UMEST most important or prominent …1513 Sc.
– UP ONE’S OWN ARSE self-important …2000s sl.
– UPPITY self-important …1880 sl., orig. US
– VAGOUS very important, powerful  …1944 Amer. dial.
– VAGUS very important, powerful  …1944 Amer. dial.
importance, important – adverbs  
– BIG CASINO in an important, committed manner …1990s US sl.
importance, important – nouns
– ACE something useful or important …1950s sl.
– ANYTHING MUCH a great amount; anything significant or important; often in negative constructions …1664 
– BE-ALL AND END-ALL, THE something regarded as the most important element in something …1854 sl.
– BIG CASINO the best; the ultimate; the most important …1920s US sl.
– BIG DEAL something really important …Bk2006 US sl.
– BIG END the most important part …1968 Amer. dial.
– BIGGIE something important …Bk2006 US sl.
– BIG PIECE OF CHEESE, THE an important object …20C Amer. sl.
– BULGE † a very large or impressive thing; something important  …1835 Amer. dial.
– EIGHTEEN PENCE conceit, show of importance …Bk1900 Eng. dial.
– FANTASIA ostentation, pomp, self-importance …1838
– FART something important or worthwhile …1970s sl.
– GUT ISSUE the one most important issue in a discussion …1986 US sl.
– GUTS the essentials; the most important part; the inner and real meaning; the essence of a matter …1663 UK
– HALF OF IT, THE the most significant or important part of something; usually in negative contexts …1932 sl.
– HARRE † a cardinal point; an important matter …c1000 obs. exc. Eng. dial.
– HEART the best, choicest, or most important part …1589
– HEN ON, A an urgent, important, or secret plan or project in the making …1878 Amer. dial.
– HEN ON THE NEST, A an urgent, important, or secret plan or project in the making …1949 Amer. dial.
– HOT SHIT ON A STICK an important or consequential person or thing; a braggart; a big deal …1965 Amer. dial.
– IMPLEMENT †* something necessary to make a thing complete; an essential or important constituent part …1632
– IMPORTANCY † 1. the quality of being important; importance …1540
† 2. an important matter …1623
– IMPORTMENT † importance, consequence …1658
– KAHUNA a large or important person or thing …1980s US sl.
– MAGNIFICIE †* greatness, importance …1570
– MAHOSKA, THE n. a thing of importance or interest …1943 Amer. sl.
– MAHOSKER, THE a thing of importance or interest …1943 Amer. sl.
– MAIN OF ALL, THE † the important or essential point …1595
– MAKINGS anything of importance or consequence …1895 Eng. dial.
– MASTERPIECE † the most important feature, or the chief excellence, of a person or thing …1612
– MASTER-WORK an action or procedure of chief importance …c1606
– MEANT meaning; importance …1852 Eng. dial.
– MOUTHFUL something spoken which has importance or other significance …1916 US sl.
– MUCHITY †* a thing of importance …1621
– NEARNESS †* importance, consequence …1679
– PITH AND MARROW the essential or important part …1635
– PRINCIPAL VERB † the chief or most important thing …1616
– SHIT ON A STICK an important or consequential person or thing; a braggart; a big deal …1965 Amer. dial.
– SHIT ON A STICK BUT HE AIN’T FART ON A SPLINTER an important or consequential person or thing; a braggart; a big deal …1965 Amer. dial.
– SOME SHUCKINS anybody or anything large, important, superior, or remarkable …c1939 Amer. dial.
– THRONGS matters of importance; a multitude of petty cares …1874 Eng. dial.
– TITAN something or someone of gigantic stature or strength, physical or intellectual; an excellent person …1828
– TONGUE OF THE TRUMP n. the most important person or thing; the principal person in any undertaking; the leader; that which is essential to the success of anything …1820 Sc.
– VALOUR † worth or importance due to personal qualities or to rank …c1330
– VALURE † worth, importance, efficacy …c1400
importance, important – person
– ACE an important, influential person …L19 US sl.
– ACE-COON an important person; a big shot …1960s Amer. dial.
– ADMIRAL OF THE SWISS NAVY a self-important person …World War II Amer. sl.
– ALCALDE a local official; now also any important or self-important person …1803 Amer. dial.
– ALL THE WHOLE CHEESE a self-important person …World War II Amer. sl.
– ARTILLERY, THE ‘bigwigs’; very important persons …1916 colloq.
– ASTOR’S PET COW a self-important person …1967 Amer. dial.
– ASTOR’S PET HORSE a self-important person …1967 Amer. dial.
– ASTOR’S PET PONY a self-important person …1967 Amer. dial.
– ASTOR’S PLUSH HORSE a self-important person …1967 Amer. dial.
– AUGER, AUGUR an important person; a foreman …1903 Amer. dial.
– BELL-COW a leader, a big shot; a person who tries to appear important …1896 Amer. dial.
​- BELL SHEEP a leader; a big shot; a person who tries to appear important …1969 Amer. dial.
– BELSWAGGER one who makes a noise, and puts on an air of importance …1721
– BEZZLER a person of importance; one who thinks himself important …1903 Amer. dial.
– BIG an influential, important, or celebrated person; a big shot …1833 Amer. colloq.
– BIG APPLE an important person…1899 US criminals’ sl. 
– BIG ASS an influential, important or celebrated person; a big shot; used derisively …1956 US sl.
– BIG AUGER an important person; a boss; a foreman …1868 US West usage
– BIG BANANA an important or influential person; a boss …1984 US sl.
– BIG BARRACUDA an important guy …Bk2000 hipster sl. 
– BIG BEAN a person of importance …World War II Amer. sl.
– BIG BEZESUS an important person …1930 UK sl.
– BIG BOOT a powerful person; an important or influential person …1969 US sl.
– BIG BOW-WOW an important person …World War II Amer. sl.
– BIG BOY an important or influential man; also, a leading figure …1921 colloq., orig. US
– BIG BUG (often derogatory) a person of consequence; a high-ranking or important person …1817 US. orig. & chiefly US
– BIG BULL WITH THE BRASS COLLAR an important person, especially in a business context …1848 US sl.
– BIG-BUTT a wealthy, influential, important, or celebrated person; an aristocrat; used derisively …1912 US sl.
– BIG CASINO the most important or influential person in a place etc.; a big person …1893 US sl.
– BIG CHEESE an important person, an influential figure, a boss in a situation or job …1885 sl.
– BIG CHIEF an important or the most important man …1912 sl., orig. US
– BIG COG an important or self-important person …2003 sl.
– BIG DAD an important person; a person of influence and authority …1967 US sl.
– BIG DADDY a high-ranking or important person …1948 sl., orig. US
– BIG DEAL an important or self-important person; a celebrated person …1947 sl., orig. US
– BIG DEALER an important or self-important person; a person who acts important …1947 US sl.
– BIG DICK an important person …1965 sl.
– BIG DOG a person of standing, authority, or office; a high-ranking or important person; a recognized leader or chief: a consequential pompous individual; an overbearing person who will allow no one to differ from his views …1833 US sl.
– BIG DOG OF THE TANYARD an important or the most important person; a consequential, pompous individual …1841 US sl.
– BIG DOG WITH THE BRASS COLLAR an important person, especially in a business context; the principal man of a place or in an undertaking …1848 US sl.
– BIG DUDE a self-important person; a person who tries to appear important …c1960 Amer. dial.
– BIGEE an important person …Bk2006 Amer. sl. 
– BIG ENCHILADA a high-ranking or important person …1973 US sl.
– BIG FEELER an arrogant or haughty person; a person who acts important …1967 Amer. dial.
– BIG FISH a high-ranking or important person …1836 sl., orig. US
– BIG FISH IN A LITTLE POND, A a person who is important or influential, but only within a limited area or among a small group …Bk1999
– BIG FISH IN A SMALL POND, A a person seen as important and influential only within the limited scope of a small organization or group …Bk2004
– BIG FROG IN A SMALL POND an important person in a small place or position; someone who is respected and honoured in a small company, school, or city; a leader in a small group …Bk2004 Amer. colloq.
– BIGGEST DOG IN THE MEAT HOUSE an important or the most important person …1847 US sl.
– BIGGEST DUCK IN THE PUDDLE the most important person in some small group …Bk1996 Amer. dial. 
– BIGGEST FROG IN THE POND the most important person in some small group …Bk1996 Amer. dial.  
– BIGGEST TOAD IN THE PUDDLE a leader, a chief, the most important person in the situation; a consequential person in a small town …1848 US sl.
– BIGGIE an important or successful person; a ‘big shot’; used esp. in the entertainment industries …1926 sl., orig. US
– BIG GUN a person of great importance; a high-ranking or important person …1834 sl.
– BIG GUY an important man, or one considered as such …1901 US sl.
– BIGGY an important or successful person; a ‘big shot’; used esp. in the entertainment industries …1926 sl., orig. US
– BIG HAT a self-important person; one who acts important …1966 Amer. dial.
– BIG HEAD an important person …1930 US sl.
– BIG HERB an important person; used sarcastically …c1905 Amer. dial.
– BIG HONCHO any form of important or superior person, esp. in a criminal context; a prison governor …1970 US sl.
– BIG I an important or self-important person; a person who likes to brag …1967 Amer. dial.
– BIG I, LITTLE YOU an important or self-important person; a person who likes to brag …1967 Amer. dial.
– BIG IKE a self-important, conceited or pretentious person …1902 Amer. dial.
– BIG INDIAN (now often offensive) a person of importance or influence …1861 US sl.
– BIG INJUN (now often offensive) a person of importance …1861 US sl. 
– BIG KAHUNA a person of great importance or power; also, a person in command, a boss; often used with ‘the’ …1966 sl., orig. & chiefly US
– BIG-LEAGUER an important person …1914 US sl.
– BIG MAGILLA an important, influential person …2003 US sl.
– BIG MAN a man of high status or importance in a social group, organization, business, etc.; a leader, a boss …1789
– BIG MAN WITH THE BRASS COLLAR an important person, especially in a business context …1848 US sl.
– BIG MEDICINE an important, powerful, or influential person …1878-9 US sl.
– BIG MONARCHER a person of note …Bk1891 tramps’ sl.
– BIG MUCKY-MUCK a superior or important person, whether actually or through pretension …1952 US sl.
– BIG NAME a prominent, famous, important, or celebrated person, usually in the field of entertainment …Bk1975 Amer. sl. 
– BIG NIGGER (derogatory) an important, often self-important person …1942 Amer. sl.
– BIG NOB a very important, powerful person; a prominent and influential person in business, politics, etc. …1905 sl., orig. US
– BIG NOISE a high-ranking or important person …1906 sl., orig. US
– BIG NUMBER an important person …1942 US sl.
– BIG ONE an important or consequential person …1819 sl.
– BIG PIECE OF CHEESE, THE an important person …20C Amer. sl.
– BIG POT a leader, a highly important person in his own particular sphere, a person of consequence …1878 sl.
– BIG POTATO an important or powerful person …1884 sl.
– BIG ROD an important person; a person in charge; the boss  …1929 US sl.
– BIG SCREECH an important or celebrated person …1912 US sl.
– BIG SHIT an important person, or one who claims to be so …1934 US sl.
– BIG-SHIT-SHOT an important person, or one who claims to be so …1978 US sl.
– BIG SHOT a superior person, or one who claims to be; a high-ranking, influential, important, or celebrated person …1908 sl., orig. US
– BIG SHOW an important or self-important person …1966 Amer. dial.
– BIG SMELL an important person; an influential figure; a boss in a situation or job …1959 Aust, sl.
– BIG SMOKE an important person …1909 US sl.
– BIG SNAG a superior person, or one who claims to be; a high-ranking, influential, important, or celebrated person …1842 US sl.
– BIG SPUD an important person; one in authority …1931 US sl.
– BIG SQUASH an important person, or someone who thinks they are so …1910 sl.
– BIG SQUEEZE a boss or foreman; an important person; the leader of a gang; the head of any organization …1912 US sl.
– BIG STICK an important or self-important person ; the boss …1908 US sl.
– BIG STUFF an important or self-important person; an influential person …1911 sl., orig. US
– BIG SUGAR an important person, an influential person; a boss in a situation or job …1984 sl.
– BIG TIME an important person, esp. in ironic use …1968 US sl.
– BIG-TIME CHARLIE an important person …1998 US sl.
– BIG-TIMER an important person …1913 sl., orig. US
– BIG TIT an important person, or one who thinks they are …1968 US sl.
– BIG TOAD an important or self-important person …1846 US sl.
– BIG ‘UN an important person …1836 sl.
– BIG VEGETABLE an important person, an influential person; the boss …1977 sl., orig. US
– BIG WAZOO an important or influential person; used derisively …1978 US sl.
– BIG WHEEL an important, influential person, esp. in business …1933 US sl.
– BIG WHITE CHIEF an important or the most important man; a person in authority …1916 orig. US
– BIG WIENIE a ‘top dog’ …Bk1975 Amer. student sl.
– BIGWIG a high-ranking or important person …1703 sl. 
– BIG WORKS an important person …1912 US sl.
– BIG WOW-WOW an important person …World War II Amer. sl.
– BLOWPOKE a fat pursy fellow, generally one who assumes an air of great importance …Bk1875 Eng. dial.
– BLUE HEN’S CHICK an important or high-class person, or one who pretends to be …1951 Amer. dial.
– BLUE HEN’S CHICKEN an important or high-class person, or one who pretends to be …1946 Amer. dial.
– BOOSHWAY orig. the voyageur in charge of a trading post or expedition; hence, a boss, a leader; an important person …1870 Amer. dial.
– BOSS DOG an important, sometimes, self-important person …1967 Amer. dial.
– BUDGEWAY orig. the voyageur in charge of a trading post or expedition; hence, a boss, a leader; an important person …1966 Amer. dial.
– BUFF a self-important person …20C Irish
– BUG an important person or one who thinks himself so; a big shot …1843 Amer. dial.
– BUGHEWAY orig. the voyageur in charge of a trading post or expedition; hence, a boss, a leader; an important person …1850 Amer. dial.
– BUSH a person who tries to appear important …1968 Amer. dial.
– BUSHWA orig. the voyageur in charge of a trading post or expedition; hence, a boss, a leader; an important person …1966 Amer. dial.
– CACK a respected person; an important figure in the community …1900s US Black sl.
– CAT’S ASS (derogatory) a self-important person …1967 Amer. dial.
– CAT’S WHISKER a person who feels important …c1950 Amer. dial.
– CAT’S WHISKERS a person who feels important …c1950 Amer. dial.
– CHIEF ITCH AND RUB the most important person; the head of any group, as a school principal, Army officer, office overseer, etc. …20C Amer. sl.
– COCKALORUM a self-important little man; a person of consequence; a term of contempt …c1715
– COCK OF THE MIDDEN the principal person of a place, one who rules everybody else in his own house or neighbourhood …1889 Eng. dial. 
– DADDY a man who is an important influence in a field; also, a forerunner or progenitor …1925 sl. 
– FACE CARD an important person …1970s Amer. sl.
– FANCY PANTS a dandy; a pretentious, superior, self-important person …1934 US sl.
– FLY ON THE COACH WHEEL a person who fancies himself of mighty importance, but who is in reality of none at all …1870
– GALLIMAUFRY * a man of many accomplishments; one who is important; said somewhat contemptuously …1600
– GEAR an important or influential person …1955 US sl.
– GEE, THE the most important person in a given environment; the leader …1964 US sl.
– GILDED ROOSTER a man of importance …1888 sl.
– GOV’NOR a boss; an important, influential person …M19
– GREAT GUN a person of great importance …1657 colloq.
– GREAT MAGOO one who thinks he is important …1959 Amer. sl.
– GREAT POT an important person …1912 Amer. dial.
– GUN an important person …1830 Amer. sl.
– GUV a boss; an important, influential person …M19
– GUVNER, GUVNOR the person in charge; the most important person …1802 Brit. sl.
– HALF-NIB, HALF-NIBS one who apes gentility or importance; also, a gentleman who has come down in the world …Bk1812 sl.
– HEAD * a person holding a pre-eminent position; the best or most important person …a1200
– HEAD BUMMAROO the chief, the person in charge; the most important person present; the manager …1984 UK sl.
– HEAD-BUMMER a manager; an overseer; a prominent or important person; sarcastically, and officious person …1887 Sc.
– HEAD CHEESE an important person, an influential figure, a boss in a situation or job …1913 US sl.
– HEAD GEE, THE the most important person in a given environment; the leader …1912 Aust. sl.
– HEAD KNOCK an important, outstanding person …1953 US Black sl.
– HEAD-MUCK one who takes the chief part in anything; a leader, a person of consequence, a master …Bk1902 Eng. dial.
– HEAD NIGGER an important, often self-important person …1966 Amer. sl.
– HEAD RAMMER a big shot in an organization or group …Bk1992 Amer. 
– HEAD-SHA-RAG one who takes the chief part in anything; a leader, a person of consequence, a master …1893 Eng. dial.
– HEAD-SIR-RAG one who takes the chief part in anything; a leader, a person of consequence, a master …1893 Eng. dial.
– HEAD SQUEEZE a boss or foreman; an important person; the leader of a gang; the head of any organization …1966 Amer. dial.
– HEAD WOMAN a woman in charge of a household, department, institution, etc.; the most important woman in a group, business, or organization …1799
– HEAVY an important, influential, or powerful person …1925 US sl.
– HEAVY ARTILLERY, THE ‘bigwigs’; very important persons …1916 colloq.
– HEAVY HITTER a particularly important, powerful, or influential person …1922
– HEAVY NUMBER an important or influential person …1971 sl.
– HEAVY ROLLER a very important person …1974 US sl.
– HEAVYWEIGHT a person of importance; one of much influence …1857
– HE-COON a prominent or influential man; an important, powerful man …1897 US sl.
– HERB an important person …1975 Amer. dial.
– HER NIBS an important, impressive person …1878 sl.
– HIGH COCKALAVITCH a person who tries to appear important; a  high-and-mighty person; one who makes empty boasts …1968 Amer. dial.
– HIGH COCKALORUM an important person; a self-important person …1878 sl., orig. US
– HIGH COLLAR an important or prominent person in a community …1926 Amer. dial.
– HIGH-FLYER an important person, or one who poses as such …1824 US sl.
– HIGH GAZABO an important person …c1935 US sl.
– HIGH GUY an important person; a big shot …1896 US sl.
– HIGH-HAT a person who behaves arrogantly and snobbishly; a putatively important person …1925 US sl.
– HIGH-HATTER a person who behaves arrogantly and snobbishly; a putatively important person …1925 US sl.
– HIGH-HEAD an important person …1954 Amer. dial.
– HIGH MAN ON THE TOTEM POLE a person of authority and importance …Bk1980 Amer. sl. 
– HIGH MICKEY-DOODLE, HIGH MICKY-DOODLE a superior or important person, whether actually or through pretension …1918 US sl.
– HIGH-MONKEY-MONK an important, pompous person; a socially prominent person; the principal person; the chief; used disparagingly and jocularly …c1865 Amer. sl.
– HIGH MONKEY-MUCK a superior or important person, whether actually or through pretension …M19 US sl. 
– HIGH MUCK a person of real or imagined authority; a self-important person; an important, pompous person; a socially prominent person …1856 Amer. dial.
– HIGH-MUCK-A-MUCK a superior or important person, whether actually or through pretension; a self-important person …1856 Amer. sl.
– HIGH MUCK-DE-MUCK a person of high status and influence; an important person …1882 colloq. orig. & chiefly Amer.
– HIGH MUCKETY-MUCK, HIGH MUCKITY-MUCK a person of high status and influence; a superior or important person …1882 colloq. orig. & chiefly Amer.
– HIGH MUCKIE-MUCK, HIGH MUCKY-MUCK an important, pompous person; a socially prominent person; used disparagingly and jocularly …c1865 Amer. sl.
– HIGH MUCKTY-MUCK a person of high status and influence; a superior or important person …1882 colloq. orig. & chiefly Amer.
– HIGH MULDOON a person of high status and influence; a superior or important person …1905 US sl.
– HIGH PILLOW an important person; a big shot …1940 Amer. sl.
– HIGH PRIEST a man regarded as comparable to a high priest; the chief male advocate or proponent of a particular belief, practice, etc.; an important or notable man in a particular sphere …1737
– HIGH PRIESTESS a woman regarded as comparable to a high priestess; the chief female advocate or proponent of a particular belief, practice, etc.; an important or notable woman in a particular sphere …1771
– HIGH SHOT a superior or important person or one who claims to be superior …1926 sl., orig. US
– HIGH-TONE an important person; a pretentious person …1800 US sl.
– HIGH-TONER an important person; a dignified or prominent person; a pretentious or snobbish person …1876 Amer. dial.
– HIGH-UP a high-ranking, influential, or important person; the boss, the leader; a person in authority …1882 colloq.
– HIGH-YOU-MUCK-A-MUCK a person of high status and influence; an important or self-important person …1856 colloq, orig. & chiefly Amer.
– HINCHY a snobbish, pompous, or overbearing person; a prominent or important person …1984 Amer. dial.
– HINCTY a snobbish, pompous, haughty, or overbearing person; a prominent or important person …1952 US sl.
– HINKTY a snobbish, pompous, or overbearing person; a prominent or important person …1970 Amer. dial.
– HIS FEATHERS an important or self-important person …1901 US sl.
– HIS NIBS a very important person, a supervisor or chief, esp. one who insists on deferential treatment …1812 US sl.
– HI-U-MUCK-I-MUCK a superior or important person …1862 US sl.
– HI YOU MUCK A MUCK a person of high status and influence; an important person …1856 colloq, orig. & chiefly Amer.
– HOT SHIT ON A STICK an important or consequential person or thing; a braggart; a big deal …1965 Amer. dial.
– HOTTIE, HOTTY * a skilled, successful, or important person …1910 Aust. & NZ sl.
– HUGGINS AND MUGGINS a pretender to importance …Bk1922
– I AM a self-important person …1926 sl.
– IKE a self-important, conceited or pretentious person …1902 Amer. dial.
– JACK THE BISCUIT a show-off; someone who is important or self-important enough to be ostentatious …2002 UK sl. 
– JAKE GOULD one who is rich and important …1965 Amer. dial.
– JOE GUN a ‘big ‘shot’ …Bk1942 US sl.
– KACK an important person …1900s US Black sl.
– KAHUNA a large or important person or thing …1987 US sl.
– KING BEE a man in a position of authority or dominance; a person who tries to appear important …1875 Amer. dial.
– KING PIN the most important or outstanding person in an organization, enterprise, etc. …1861
– KNOCKER an important or self-important male; a show-off …20C US sl.
– LADY ESTHER a pretentious or self-important woman …1966 Amer. dial.
– LADY ESTHERBILT a pretentious or self-important woman …1966 Amer. dial.
– LEAD NIGGER an important, often self-important person …1966 Amer. sl.
– LOUDSPEAKER a braggart or loudmouth; an important person or one who regards himself as important …1934 US sl.
– MACHER an extremely influential person; an important and powerful man …1930 Amer. sl., esp. political journalism usage
– MACK DADDY an important, influential Black man, a power in the community; a very successful or skilful man …1990s US Black sl.
– MAGOO an important person …1932 Amer. sl.
– MAIN GUY, THE a man of importance, prominence, or authority; the boss; the leader …1882 Amer. sl.
– MAIN KAZAAM a person of importance …20C US sl.
– MAIN KAZOO a man of importance or authority …1903 Amer. sl.
– MAIN MAN, THE an eminent or important man …1977 Amer. sl.
– MAIN SQUASH the most important person …1900s US sl.
– MAIN SQUEEZE a boss or foreman; an important person; the leader of a gang; the head of any organization …1896 Amer. sl.
– MAIN STEM, THE a person of importance; the boss …L19 US sl.
– MAN, THE an important person …1960s Amer. sl.
– MARCUS SUPERBUS a person of high rank or eminence; an important person …1896 Brit. theatrical sl.
– MARCUS SUPERFLUOUS a person of high rank or eminence; an important person …1896 Brit. theatrical sl.
– MCDADDY an important, influential Black man, a power in the community; a very successful or skilful man …1990s US Black sl.
– MISTAH BIG, MISTER BIG an important, influential person, esp. a ‘criminal mastermind’ …1930s sl., orig. US
– MOBY DICK a large, important, or impressive man …a1974
– MOCHER an important, influential, powerful person …1990 US sl.
– MOGUL an important, influential, powerful, or dominant person; an autocrat; a business or media magnate …1653
– MONKEY-MONK a superior or important person, whether in fact or through pretension; a self-important person; an aristocrat …1880 US sl.
– MONKEY-MUCK a person of real or imagined authority; one who tries to appear important …1882 Amer. dial.
– MR. BIG an important, influential person, esp. a ‘criminal mastermind’ …1930s sl., orig. US
– MRS. JAY GOULD a woman who is rich and important …1965 Amer. dial.
– MUCK an important or self-important person …1900s US sl.
– MUCK-A-MUCK an important or self-important person; a prominent person …1856 US sl.
– MUCKETY-MUCK an important or self-important person; a prominent person …1856 US sl.
– MUCKY-MUCK a self-important person …1968 Amer. sl.
– NAB a man of importance; a conceited person …1796 Sc.
– NABE an important person …E19 UK criminals’ sl.
– NABOB a person of great wealth or high rank; one who returned from India with a large fortune acquired there; a very rich, important man …1764 
– NAME an important or famous person …1975 US sl.
– NOBS a person of importance …1877 Amer. sl.
– NOISE a self-important person …1908 Amer. sl.
– NUMBER UNO the leader or most important person in any situation …Aust. sl.
– OCHT a person of consequence, a ‘somebody’ …1856 Sc.
– PIPERS Pretty Important Persons …Bk1947 US Army sl.
– POPPA LARGE an important, influential figure …1990s US Black teen & East Coast sl.
– POT an important person …1887 sl.
– SAMPSON PECKETT, SAMSON PECKETT a person of great consequence …1876 Eng. dial.
– SATRAPON † an important personage …1650
– SHIT ON A STICK an important or consequential person or thing; a braggart; a big deal …1965 Amer. dial.
– SHIT ON A STICK BUT HE AIN’T FART ON A SPLINTER an important or consequential person or thing; a braggart; a big deal …1965 Amer. dial.
– SIRE a person of some note or importance; an aged or elderly man; also, generally, a man, a fellow …1362
– SOME SHUCKINS anybody or anything large, important, superior, or remarkable …c1939 Amer. dial.
– SQUEEGEE a person of importance; used derisively …Bk1913-17 Amer. dial.
– STANG OF THE TRUMP – the most active and vocal person in a group; the chief and indispensable member of a company …1843 Sc.
– TALLBOY an important person …1820
– TALLEST TOAD IN THE PUDDLE an important or self-important person …1855 Amer. dial.
– TALL POPPY a person who has a high salary or is otherwise prominent; one who is distinguished or notable; a very important person; an influential person; a person with status; often held in contempt by others, who try to bring about this person’s downfall or ruin …1931 Aust. colloq.
– TANG O’ THE TRUMP, THE the most important person in any company, enterprise, or organization; the life and soul of a party, a movement, etc. …1887 Sc.
– TINHORN someone, esp. a gambler, who pretends to be important but actually has little money, influence, or skill …1880 sl.
– TITAN something or someone of gigantic stature or strength, physical or intellectual; an excellent person …1828
– TITANESS a female of great, strength, intellect, or importance …1596
– TONGUE OF THE TRUMP the most important person or thing; the principal person in any undertaking; the leader; that which is essential to the success of anything …1820 Sc.
– TOP CAT the most powerful or important person …colloq.
– TOP DOG the victorious or dominant party; one who has influence, an important or superior person …1900
– TOP HAT an important person, a bigwig …1946 Amer. dial.
– TOP SAWYER the leader in any profession, job, or occupation; a superior; a person of importance; the best person …1826 sl.
– TYEE, TYHEE a high-ranking or important person …1792 N. Amer. sl.
– VEEP a very important person …1945 US sl.
– VIPERS Very Important Persons …Bk1947 US Army sl.
– WARM WEATHER an important person; a self-important person …1904 US sl.
– WHEEL a high-ranking or important person …1933 sl., orig. & chiefly US
– WHISTLE-BREECHES (derogatory or teasing) a nickname for a self-important person …1904 Amer. dial.
– WHISTLE-BRITCHES (derogatory or teasing) a nickname for a self-important person …1904 Amer. dial.
– WISE IKE a self-important, pretentious person …20C sl.
importance, important – verbs
– ARGUFY to be of importance, consequence, or use; to signify …1751 colloq.
– BEEF UP to strengthen; to add vigour, power, or importance to …1941 sl.
– BE TOO BIG FOR ONE’S BRITCHES to assume more than one’s proper authority; to feel important, independent, or disturbingly confident …1835 Amer. dial.
– BIG-NOTE YOURSELF to overstate your importance …1953 Aust. sl.
– BOTHER ONE’S TIME to matter, to be of importance …1933 Amer. dial.
– CARRY A GREAT FACE † to have an appearance of importance …1674
– COME TO THE BOIL to reach an important or critical stage …Bk1999 
– DO A WALKABOUT of an important person: to make an informal tour on foot …1984 UK sl.
– DUCHESS to treat as a VIP …1956 Aust. sl.
– FART THROUGH SILK to live a life of luxury and ease; to live prosperously; to feel happy; to be important …1927 US sl.
– GET THE MESSAGE to grasp the import of something said …1964 sl.
– HANG THE MOON to be very powerful or important; to be exceptionally able or talented …1953 Amer. dial.
– HAVE A HEN ON to have an urgent, important, or secret plan or project in the making …1916 Amer. dial.
– HAVE A HEN ON THE NEST to have an urgent, important, or secret plan or project in the making …1949 Amer. dial.
– HAVE OTHER HAFT(S) IN HAND † to have other business to do, other fish to fry …c1440
– PACK A KICK to be influential or important …1910s sl., orig. US
– PACK A PUNCH to be influential or important …1910s sl., orig. US
– PACK A WALLOP to be influential or important …1910s sl., orig. US
– PACK ONE to be influential or important …1910s sl., orig. US
– SAY A MOUTHFUL to say something important and true …1910s orig. US
– SAY AN ARMFUL to say something important and true …1910s orig. US
– SAY SOMETHING to make an important statement, to say something profound …1910s US sl.
– SPEAK A MOUTHFUL to say something important and true …1910s orig. US
– TAKE † to assume authority or importance …c1470