Reverse Dictionary: SELF-IMPORTANT

ADJECTIVES
► ABOVE ONESELF arrogant, conceited, self-important, presumptuous; overly ambitious → 1823
► BIGASS pert. to someone who is self-important, overbearing, or arrogant → 2006 US sl. (Bk.)
► BIG-BUGGISH important, self-important → 1843 Amer. dial.
► BIGETY conceited, vain, self-important; impudent, boastful → 1952 Amer. dial.
► BIG-EYED self-important → 1969 Amer. dial.
► BIGGEDY ► BIGGETY ► BIGGOTY conceited, vain, self-important; impudent, boastful → 1933 Amer. dial.
► BIGIFIED conceited, vain, stuck-up, self-important; impudent, boastful, egotistic → c1960 Amer. dial.
► BIGOTED conceited, vain, stuck-up, self-important; impudent, boastful, haughty → 1902 Amer. dial.
► BOOPETY self-important, arrogant → 1948 Amer. dial.
► CHESTY arrogant, conceited, self-important, egotistical → 1899 Amer. dial.
► COCKY-SURE arrogantly self-confident or self-assured; smugly over-confident, arrogant, conceited, self-important → 1968 Amer. dial.
► COXY self-important, arrogant; brash, cheeky, impudent → 1728
► CUTE haughty, self-important → 1966 Amer. dial.
► DICTY self-important, arrogant → 2004 African-American sl.
► FACETY self-important or arrogant → 2001 African-American sl.
► FAUSTY ► FEISTY ► FICETY ► FISTY ► FYSTY irascible, argumentative, touchy, angry, low, mean, cross; pert, impertinent, impudent, self-important; frisky, mettlesome → 1890 Amer. dial.
► FINE-HAIRED impressed with one’s own importance; arrogant, conceited → 1901 Amer. dial.
► GASH having an air of wisdom, dignity, or self-importance → 1826 Sc. 
► GUMPTIOUS clever, vain, self-important → 1853
► HIGH-HEADED of a person: haughty, proud; important, self-important → 1837 Amer. dial.
► JUMPED-UP self-important, conceited → 1835 Brit. sl.
► MAGNIFICENT high and mighty; self-important, arrogant, conceited → 19C Brit. sl.
► MASSY self-important, conceited; boastful, bragging → 1816 Sc. & Eng. dial.
► NACKETY conceited, self-important → 1808 Sc.
► OUTWARDLY self-important, forward → 1968 Amer. dial.
► PAUGHTY supercilious, conceited, haughty, arrogant; self-important, consequential → 1572 Sc. & N. Eng. dial.
► PRIMA DONNA self-important, temperamental → 1897
► PURDY – surly, bad-tempered, unfriendly; also, self-important → 1668 chiefly Eng. dial.
► UP ONE’S OWN ARSE self-important → 2000s sl.
► UPPITY self-important → 1880 sl., orig. US

ADVERBS
► CHESTY in an arrogant or self-important manner → 1899 Amer. dial.

NOUNS
► COCKALORUM self-important narration, a ‘crowing’ → 1884
► COXINESS self-importance, arrogance; brashness, impudence → 1859
► CROUSENESS appearance of self-importance → 1825 Sc. (Bk.)
► EDGE conceit, self-importance, swagger → 1869 Eng. dial.
► FANTASIA ostentation, pomp, self-importance → 1838

NOUNS – PERSON
► 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.
► ASTOR’S PET COW ► ASTOR’S PET HORSE ► ASTOR’S PET HORSE ► ASTOR’S PET POODLE ► ASTOR’S PLUSH HORSE a self-important person → 1967 Amer. dial.
► BAHAUDUR a conceited or self-important fellow → 1828 Anglo-Indian
► BALLOON a bully, a garrulous person, one full of hot air; a self-important or boastful idiot; a fool → 1965 Sc. & Irish English colloq.
► BEZZLER one who thinks himself important or is important → 1903 Amer. dial.
► BIG I an important or self-important person; a person who likes to brag → 1967 Amer. dial.
► BIG BALLOCKS a self-important man → 1984 sl.
► BIG BALLS a self-important man → 1993 sl.
► BIG BOK a self-important person, a braggart → 1986 S. Afr. sl.
► BIG CIGAR a self-important person → c1929 African-American sl.
► BIG COG an important or self-important person → 2003 sl.
► BIG DEAL an important or self-important person; a celebrated person → 1947 sl., orig. US
► BIG DEALER a self-important person; a person who acts important → 1947 Amer. dial.
► BIG DUDE a self-important person; a person who tries to appear important → c1960 Amer. dial.
► BIG FEELER an arrogant or haughty person; a person who acts important → 1913 US sl.
► BIG GEORGE a self-important person → 1942 US sl. (Bk.)
► BIGGEST TOAD IN THE PUDDLE an important or self-important person → 1851 Amer. dial.
► BIG HAT a self-important person; one who acts important → 1952 US sl.
► 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 NIGGER an important, often self-important person → 1942 Amer. sl., derogatory
► 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 SQUASH an important person, or someone who thinks they are so → 1910 sl.
► BIG SQUEEZE an important or self-important person → 1942 Amer. dial.
► 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 TIT an important person, or one who thinks they are → 1968 US sl.
► BIG TOAD an important or self-important person → 1846 US sl.
► BLEEDING DEACON a person with an over-inflated sense of self-importance to an organization; often used in the context of self-help recovery groups such as Alcoholics Anonymous → 1988 US sl.
► BLOW-POKE a fat pursy fellow, one who assumes an air of great importance → 1898 Eng. dial. (Bk.)
► BOSS DOG an important, sometimes, self-important person → 1967 Amer. dial.
► BUFF a self-important person → 20C Irish
► CAT’S ASS a self-important person → 1967 Amer. dial., derogatory
► COCKALORUM a self-important little man; a person of consequence; a term of contempt → c1715
► DUKE a self-important person → World War II Amer. sl.
► FACE CARD an important or self-important person → 2006 US sl. (Bk.)
► FANCY PANTS a dandy; a pretentious, superior, self-important person → 1934 US sl.
► GEORGE W. a person with an inflated sense of self-worth → 2001 US sl.
► HEAD NIGGER an important, often self-important person → 1966 Amer. sl.
► HER NIBS herself; a self-important person; usually a mock title → 1821 Brit. sl.
► HIGH-HAT a self-important, stuck-up or citified person → 1923 Amer. dial.
► HIGH-HATTER a self-important, stuck-up person; a snob → 1942 Amer. dial.
► HIGH JINKS a person of real or imagined authority; a self-important person → 1969 Amer. dial.
► HIGH-MUCK-A-MUCK a superior or important person, whether actually or through pretension; a self-important person → 1856 Amer. sl.
► HIGH-YOU-MUCK-A-MUCK a self-important person → 1856 Amer. sl.
► HIS NIBS himself; a self-important person; usually a mock title → 1821 Brit. sl.
► I AM a self-important person → 1926 sl.
► IKE a self-important, conceited or pretentious person → 1902 Amer. dial.
► JACK-IN-OFFICE a self-important petty official
► JACK THE BISCUIT a show-off; someone who is important or self-important enough to be ostentatious → 2002 UK sl. 
► JIM-DANDY one who feels that he is important → 1954 Amer. dial.
► KNOBS ► NOBS an important or self-important person → 1858 US sl.
► 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.
► LADY MUCK a woman who is unjustifiably self-important or esteemed; an arrogant, pretentious woman of any class → 1957 UK sl.
► 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.
► MAGUFFY one who thinks that they are more important than they really are → 20C W. Indies sl.
► MISS THING ► MISS THANG a self-important or arrogant woman → 1999 African-American sl.
► 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. ASTORBILT a rich or high-class person; a member of the ‘best society’ of a community; a self-important person → 1965 Amer. dial.
► MR. IT a self-important person → 1965 Amer. dial.
► MRS. ASTOR’S COW ► MRS. ASTOR’S PET COW ► MRS. ASTOR’S PET HORSE ► MRS. ASTOR’S PLUSH HORSE a self-important person → 1950 Amer. dial.
► MUCK an important or self-important person → 1941 US sl.
► MUCK-A-MUCK ► MUCKEY-MUCK ► MUCKITY-MUCK ► MUCKY-MUCK a self-important person → 1941 Amer. dial.
► MUGWUMP a person who remains neutral or non-committal; an aloof, independent, or self-important person → 1887 chiefly N. Amer.
► NIBS a self-important person → E19 sl.
► NOISE an important or self-important person → 1908 sl.
► PANJANDRUM a mock title for an imaginary or mysterious person of much power, or one of great pretensions; a pompous pretender; one who is self-important → a1880
► POMPOSO an affected or self-important person → 1806
► POOH BAH a pompous or self-important person; a person who holds many offices at the same time; a person with much influence or many functions → 1886
► POT an obnoxious person; a disliked, self-righteous, self-important person of either sex, but esp. a woman of middle age or over → 1937 Amer. sl. 
► PRIG a person who is offensively punctilious and precise in speech or behaviour; a conceited or self-important and didactic person → 1677
► PRIMA a self-important or temperamental person → 1768
► PRIMA BALLERINA a self-important or temperamental person; also, a person who takes a leading role, or is considered the best in a particular field → 1923
► PRIMA DONNA a self-important or temperamental person → 1862
► PUMPKIN a stupid, conceited, or self-important person → 1680 colloq., chiefly US
► SNOT a term of contempt for a person; an obnoxious or despicable person, esp. a self-important nonentity → E17 sl.
► STUFFED SHIRT a pompous person; a self-important bore → 1913 US sl.
► TALLEST TOAD IN THE PUDDLE an important or self-important person → 1855 Amer. dial.
► TIN GOD a self-important, dictatorial person in a position of authority, as an employer, military officer, critic, or teacher
► WAIP ► WAP a vain, haughty, self-important person → 1866 Sc. (Bk.)
► WAIPER a vain, haughty, self-important person → 1866 Sc. (Bk.)
► WARM WEATHER an important person; a self-important person → 1904 US sl.
► WHISTLE-BREECHES ► WHISTLE-BRITCHES a nickname for a self-important person → 1904 Amer. dial., derogatory or teasing
► WISE IKE a self-important, pretentious person → 20C sl.

VERBS
► CLIMB UP ONE’S OWN ASS to be over-engaged with oneself or one’s own concerns, affairs, or work, to the exclusion of anyone or anything else; to become excessively self-involved, self-important, or pretentious → 1992
► DISAPPEAR UP ONE’S OWN ASS to be over-engaged with oneself or one’s own concerns, affairs, or work, to the exclusion of anyone or anything else; to become excessively self-involved, self-important, or pretentious → 1973
► LAY ON JAM to assume affected manners, airs of importance → 1901 Aust. sl.
► MOW THE MUSTARD to act arrogant or self-important → 1967 Amer. dial.
► PRIMA DONNA to act in a self-important or temperamental manner → 1929
► PUT ON JAM to assume affected manners, airs of importance → 1882 Aust. sl.
► SCOG to boast, to brag; to be self-important → 1904 Eng. dial. (Bk.)
► SHOOT OFF ONE’S MOUTH ► SHOOT ONE’S MOUTH OFF to boast, to behave boastfully, self-importantly, or ostentatiously → 1896 sl., orig. US
► SKITE to boast, to behave boastfully, self-importantly, or ostentatiously → 1857 Aust. & NZ sl.
► SWANK to boast, to behave boastfully, self-importantly, or ostentatiously; to swagger; to show off → 1809 sl.
► VANISH UP ONE’S OWN ASS to be over-engaged with oneself or one’s own concerns, affairs, or work, to the exclusion of anyone or anything else; to become excessively self-involved, self-important, or pretentious → 2008
► WALK HEAVY to behave in a self-important and self-assured manner → 1997 African-American sl.