Reverse Dictionary: INSANE

ADJECTIVES
► ABRAM insane, crazy → M16 sl. .
► APARTMENT TO LET unhinged, insane, crazy → M19 sl.
► APESHIT crazed, infuriated, excited; mad, insane → 1955 sl.
► AROUND THE BEND insane, mad → 1929 sl.
► AROUND THE TWIST insane → 1999 Aust. sl. (Bk.)
► ASIATIC insane; crazy; wild; eccentric as a result of overly long service in the Far East → 20C US, World War II Navy usage
► ATTIC TO LET unhinged, insane, crazy → M19 sl.
► AWEDDE overcome with anger, madness, or distress; insane, mentally disturbed → a1000 obs.
► BALMY soft, idiotic, weak-minded; insane → 1851 sl.
► BALMY IN ONE’S CRUMPET insane → 1891 sl.
► BANANAS insane, mad → 1957 sl., orig. US
► BARKING ► BARKING MAD insane, mad → 1968 Brit. sl.
► BARMY AS A BANDICOOT insane → 1999 Aust. sl. (Bk.)
► BAT-HOUSE crazy, mad, insane → 20C sl.
► BATS crazy, insane, eccentric → 20C sl.
► BATSHIT crazy, mad, insane → 1984 sl.
► BATTY eccentric, odd, insane, crazy → 1903 US sl.
► BEANY mentally defective, whether feeble-minded or insane → 1914 Amer. dial.
► BENEEK bad-tempered, insane → 1960s S. Afr.
► BLAH insane, mad → 1924 sl.
► BLIND-MINDED insane → 1942 Amer. dial.
► BOLTS-AND-NUTS crazy, insane → 1920s sl.
► BONKERS insane, mad → 1957 sl., orig. Brit.
► BUGGY foolish, silly, witless, crazy, demented, insane, mentally deficient → 1905 Amer. dial.
► BUGGY AS A BEDBUG crazy, insane → 1962 Amer. dial.
► BUGGY AS POTATO VINES crazy, insane → 1962 Amer. dial.
► BUG-HOUSE insane → 1913 Amer. dial. (Bk.)
► BUGS foolish, silly, crazy, demented, insane, mentally deficient → 1915 Amer. dial.
► BUSTED UP insane → 1977 US sl.
► COO-COO insane → 2006 US sl. (Bk.)
► CRACKED crazy, insane, mentally unbalanced → 1610 colloq.
► CRACKED IN THE FILBERT slightly or very eccentric or insane; crazy → c1880 Cockneys’ sl.
► CRANK insane → 1995 Fiji
► CRAZED-HEADED insane; mentally deranged → 1678
► CRAZY-PATE insane, stupid → 1821
► CROCKED insane, crazy → 1970 Amer. dial.
► CUCKOO insane → 2006 US sl. (Bk.)
► DAFT of unsound mind, crazy, insane, mad → 1536 chiefly Sc. & N. Eng. dial.
► DIPPY foolish, simple-minded, idiotic, shallow-minded; infatuated, deeply in love; peculiar, mildly insane, crazy → 1899 US sl.
► DOOLALLY insane, mad → 1925 Brit. sl., orig. services’ usage
► DOOLALLY TAP insane, mad → 1925 Brit. sl., orig. services’ usage
► FANTI crazy, insane → 1910s sl.
► FAR GONE mad, eccentric, insane → 1857 sl.
► FLAKY insane → 1964 US students’ sl. (Bk.)
► FUCKED insane, confused, mentally disturbed → 1971 sl.
► FUCKED-UP of a person: confused; mentally disturbed, insane → 1865 sl.
► FUNNY insane, crazy → 1950s sl.
► FURIOUS mad, insane → 1475 obs.
► GONE TO GOWINGS insane, idiotic → 1999 Aust. sl. (Bk.)
► HALF-AWAY insane → 20C sl.
► LAKES (OF KILLARNEY) insane, mad → 1934 rhyming sl. for ‘barmy’
► LIGHT UPSTAIRS eccentric, insane → 1970s African-American sl.
► LITTLE BIT OFF THE TOP. slightly insane → 1910s Aust. sl.
► LOC insane, irrational, mentally unbalanced → 2001 African-American sl.
► LOC’D OUT insane, irrational, mentally unbalanced → 1995 African-American sl.
► LOCO crazy, insane, mentally deranged, out of one’s mind; obsessed → 1887 Amer. sl.
► LOLO insane, crazy; foolish, dull, stupid → 1938 Hawaii
► LOONEY TUNES insane → 1971 US sl.
► LOONY AS A JAYBIRD insane, eccentric → 1965 Amer. dial.
► MACNOON insane, mad → 1917 Aust. sl., orig. services’ usage
► MAD AS A CUT SNAKE insane, crazy → 1932 Aust. sl.
► MAD AS A GUM-TREE FULL OF GALAHS insane, eccentric → 1940s Aust. sl.
► MAD AS A HATTER, AS very mad, utterly insane; in a rage → M19 sl.
► MAD AS A MEAT AXE, AS completely insane; dangerously crazy → 1920s Aust. & NZ sl.
► MAD AS A SNAKE insane, crazy → 1917 Aust. sl.
► MADPASH wild, rash, scatterbrained, insane, mad → 1693 obs.
► MAFFLED slightly insane → 1905 Eng. dial. (Bk.)
► MAFFLY slightly insane → 1905 Eng. dial. (Bk.)
► MAGGOTISH crazy, insane → 1990s US sl.
► MAGGOTTY ► MAGGOTY crazy, insane → 1990s US sl.
► MAGNOON ► MAGNUNE ► MANGOON insane, mad → 1917 Aust. sl., orig. services’ usage
► MAZED crazed, mad, lunatic, distraught, insane → 1836 Eng. dial.
► MAZEDISH mad, confused, insane → 1846 Eng. dial.
► MAZEDY mad, confused, insane → 1905 Eng. dial. (Bk.)
► MELANCHOLY insane; mad with anger → 1905 Eng. dial. (Bk.)
► MENTAL insane, crazy, out of one’s mind → L19 sl.
► MENTLER crazy, insane → 1990s sl.
► NON COMPOS not in control of the mind, insane, mad → 1628
► NOT ALL THERE eccentric, insane, crazy → 1864 sl.
► NOT QUITE THERE eccentric, insane, crazy → M19 sl.
► NOT RIGHT IN THE HEAD insane → 1662 euphemism
► NOT RIGHT UPSTAIRS insane, crazy → 1932 sl.
► NUT-CASE crazy, insane → 1991 sl.
► NUTS insane, crazy, out of one’s senses → 1846 Amer. sl.
► NUTS-AND-BOLTS crazy, insane → 1931 US sl.
► NUTSY mad, insane, eccentric → 1911 sl., orig. US
► NUTTY AS A CUCKOO crazy, demented, insane → 1922 Amer. dial.
► OFF deranged in mind, insane → 1866 sl.
► OFF AT THE KNOT deranged in mind, insane → 1790 Sc.
► OFF AT THE NAIL deranged in mind, insane → 1897 Sc.
► OFF AT THE SIDE deranged in mind, insane → 1790 Eng. dial.
► OFF HIS KADOOVA off his head, insane → 1892 Aust. sl. (Bk.)
► OFF IT insane, out of one’s mind → M19 sl.
► OFF OF THE SIDE deranged in mind, insane → 1895 Eng. dial.
► OFF ONE’S BAP crazy, insane → 1980s sl.
► OFF ONE’S BASE insane, crazy, confused, muddled, mistaken → 1891 US sl.
► OFF ONE’S BEAN insane, eccentric, crazy; demented → 1940s sl.
► OFF ONE’S BLOCK insane, crazy → 1925 sl., orig. military
► OFF ONE’S BONCE insane, out of one’s mind → M19 sl.
► OFF ONE’S BOX insane; out of one’s mind → 1903 Amer. sl.
► OFF ONE’S CAKE crazy, insane → 1980s sl.
► OFF ONE’S CHOMP mad, crazy, eccentric, insane → M19 sl.
► OFF ONE’S CHUMP insane, mad → 1864 sl.
► OFF ONE’S COCONUT insane, crazy → 19C
► OFF ONE’S CONK mad, crazy, eccentric, insane; demented  → 1870 US sl.
► OFF ONE’S DIP mad, crazy, eccentric, insane → L19 sl.
► OFF ONE’S DIPPER mad, crazy, eccentric, insane → L19 sl.
► OFF ONE’S DOT insane, crazy → 19C
► OFF ONE’S DOTTY mad, eccentric, insane, crazy → L19 sl.
► OFF ONE’S GOURD insane, mad → 1961 US sl.
► OFF ONE’S HEAD insane, out of one’s mind → 1842 sl.
► OFF ONE’S JUMP crazy, insane → 1950s Irish sl.
► OFF ONE’S KADOOVA insane, crazy → c1870 Aust. sl.
► OFF ONE’S KAZIP ► OFF ONE’S KERZIP insane, eccentric → 1900s US sl.
► OFF ONE’S KNACKERS insane, stupid → 2000s sl.
► OFF ONE’S KNOCKER mad, insane, uncontrolled → 1900s Aust. sl.
► OFF ONE’S MENTAL RESERVATION insane, out of touch with reality → L19 US sl.
► OFF ONE’S NANA insane, mad → 1975 sl.
► OFF ONE’S NOB eccentric, insane → 1950s sl.
► OFF ONE’S NOGGIN insane → 1842 Amer. sl.
► OFF ONE’S NUT insane, crazy, out of one’s mind → 1858 colloq.
► OFF ONE’S ONION insane, crazy → 1890 Aust. sl.
► OFF ONE’S PANNICAN ► OFF ONE’S PANNIKIN insane, mad → 1895 sl., chiefly Aust.
► OFF ONE’S PULLEY insane, eccentric, mad, crazy → 1990s sl.
► OFF ONE’S ROCK crazy, insane, eccentric, mad → L19 sl.
► OFF ONE’S ROCKER insane, mad → 1897 sl.
► OFF ONE’S ROCKET insane, mad → 1925 sl.
► OFF ONE’S SAUCER mad, insane, eccentric, crazy → c1930 Aust. sl.
► OFF ONE’S THATCH insane, out of one’s mind → M19 sl.
► OFF ONE’S TILE insane, crazy → 1959 Aust. sl.
► OFF ONE’S TOP insane, crazy → 20C Aust. sl.
► OFF ONE’S TOP TRAVERSE mad, insane, eccentric, crazy → 20C Aust. sl.
► OFF ONE’S TROLLEY insane, mad → 1896 sl.
► OFF THE SIDE insane, mad → 1877 Eng. dial.
► OFF YOUR NANA crazy, insane → 1966 Aust. sl.
► ON A TRIP crazy, temporarily insane → 1960s sl.
► ONE BRICK SHORT OF A LOAD unintelligent, slightly insane, eccentric → 1960s sl.
► ONE BRICK SHY OF A LOAD unintelligent, slightly insane, eccentric → 1960s sl.
► ON THE NUT insane, or posing as such → 1965 sl.
► OUT OF IT crazy, insane, in a daze → 1957 US sl.
► OUT OF ONE’S BOX insane → 1966 Amer. sl.
► OUT OF ONE’S GOURD insane, mad → 1963 US sl.
► OUT OF ONE’S HEAD insane, mad → 1825 sl.
► OUT OF ONE’S NUT insane → 19C sl.
► OUT OF ONE’S SKULL insane, mad → 1968 sl.
► OUT OF ONE’S TREE insane, mad → 1966 US sl.
► OUT TO LUNCH insane; stupid, unaware; socially unacceptable → 1955 US sl.
► OVER THE EDGE insane, quite mad → 1929
► PIXILATED crazy, insane → 2009 Amer. sl. (Bk.)
► POGGLE insane, mad → 1923 Brit. sl., chiefly services’ usage
► POGGLED insane, mad → 1923 Brit. sl., chiefly services’ usage
► PORK PIE SHORT OF A BISCUIT, A not completely sane → 1992 UK sl.
► PUDDLED very eccentric; insane → 1936 sl.
► PUGGLE insane, mad → 1923 Brit. sl., chiefly services’ usage
► PUGGLED insane, mad → 1923 Brit. sl., chiefly services’ usage
► PUPULE crazy, insane → 1938 Amer. dial.
► RADGE mad, violently excited, furious, wild, obstreperous, insane → 1923 Sc.
► RADGY of a person or situation: mad, furious, insane → 19C sl.
► RADIO ► RADIO RENTAL ► RADIO RENTALS ► RENTALS wonderful, amazing; insane, mad, crazy  → 1960s rhyming sl. for ‘mental’
► RAVERS insane, raving mad → 1938 Brit. sl.
► RED-MAD raging mad, distracted, insane; furious; eager → 1794 Sc. & Eng. dial.
► ROUND THE BEND insane, mad, crazy → 1929 sl.
► ROUND THE TWIST crazy, insane → 1960 sl.
► SANDWICH SHORT OF A BISCUIT, A not completely sane, stupid → 1992 UK sl.
► SAVAGE AS A MEAT AXE completely insane → 1920s Aust. & NZ sl.
► SEVEN-THIRTY insane or mentally unstable, esp. if dangerous → 1998 African-American sl.
► SICKO depraved, perverted, insane → 1970s sl.
► STARKERS insane, mad → 1962 Brit. sl.
► STIR-CRAZY insane, deranged, hysterical, or otherwise affected by imprisonment → 1908 US sl.
► TAPPED insane, crazy → 1910s sl.
► TROPPO mentally unhinged as if from exposure to a tropical climate → 1941 Aust. sl.
► UNGLUED insane, crazy → 1975 US sl. (Bk.)
► UNKED ► UNKERD ► UNKID weird, uncanny; insane; ominous of evil; horrid, ghastly, terrible → 1861 Eng. dial.
► UNSENSED insane, demented, delirious → 1905 Eng. dial. (Bk.)
► UP THE LOOP insane, eccentric → 1950s sl.
► UP THE POLE mad, crazy, eccentric, insane → 1896 UK sl.
► WAMPY mad, insane → 1950s NZ sl.
► WANTING mentally unbalanced, insane → M19 sl.
► WANTING IN THE UPPER STOREY insane, crazy → 1959 sl.
► WHACKED OUT insane, mad → 1969 US sl.
► WHACKO crazy, eccentric, insane → 1970s sl.
► WRONG eccentric, insane → 1940s Aust. sl.
► WRONG IN ONE’S GARRET insane, eccentric → M19 sl.
► WRONG IN ONE’S UPPER STOREY ► WRONG IN THE UPPER STOREY insane → M19 sl.
► WRONG IN THE BELLOWS insane → 1900s sl.
► YARRA mad, insane, stupid, eccentric → 1943 Aust. sl.

ADVERBS
► BEDLAMLY like a madman, insanely → 1553-87 obs.

NOUNS
► ACROMANIA a violent form of mania; incurable insanity → 1991 (Bk.)
► BUG a deranged thought, an insane idea, an eccentric notion → 1915 Amer. dial.
► BUGS insanity → 1909 Amer. dial.
► DAFFING mental derangement, insanity → a1624
► DEEP END the border between sanity and insanity → 1950s Amer. sl.
► FALLING acting insanely → 2000s African-American sl.
► LIGHT insanity, craziness → 1950s W. Indies sl.
► LIPEMANIA ► LYPEMANIA a form of insanity characterized by extreme mournfulness → 1874
► LOOPINESS craziness, insanity → 1939 colloq.
► LYCANTHROPY a kind of insanity in which the patient imagined himself to be a wolf, and had the instincts and propensities of a wolf → 1584
► LYSSOPHOBIA an abnormal fear of becoming insane → 1991 (Bk.)
► NUT ROLE a pretense of insanity or stupidity, usually to avoid something → 1971 African-American sl.
► PATHOMANIA moral insanity → 1991 (Bk.)
► RAGE madness; insanity; a fit of mania → c1325 obs. exc. poetic usage

NOUNS – PERSON
​► BAKEHEAD a fool, an idiot; a stupid person; an insane or crazy person  → 1949 US sl.
► BATSHIT an insane or crazy person → 1982 sl.
► BETHLEMITE an insane person; a madman; a bedlamite → 1895 (Bk.)
► BUG an insane person → 1915 Amer. dial.
► CRACKSMOKER a person whose sanity is open to question, whether or not they actually smoke crack → 1997 US sl.
► CRAZY a mad or insane person → 1867 sl., orig. US
► CROCK an insane person → 1967 Amer. dial.
► DINGBAT a foolish or stupid person; someone crazy or insane, also, a term of disparagement → 1915 sl.
► FLIP a crazy or insane person → 1961 sl.
► FULL-MOONER an insane or very eccentric person → 1980s US sl.
► GOOT an insane person → 1936 Amer. dial.
► HEADCASE an insane or very eccentric person → 1970s US sl.
► JACKET JOB something or someone liable to drive one crazy; hence, a mad or insane person → 1990s sl.
► LOCO one who is out of his mind or obsessed; a crazy or insane person → 1852 Amer. dial., derogatory
► LOCO BLOSSOM one who is out of his mind or obsessed; a crazy or insane person → 1941 Amer. dial., derogatory
► LOONEY ► LOONY a mad or insane person → 1884 sl.
► MADPASH a foolish or insane person; a lunatic, a mad fellow; a crackbrained person; a scatterbrain; a hot-headed person; a rash or turbulent person; a wild, giddy person → 1611 obs.
► MENTAL an insane, deranged person; a mental patient → 1913 sl.
► MENTAL JOB one who is or potentially might be insane → 1920s sl.
► MISS POINTS one who has lost most of his marbles → 1972 homosexual sl. (Bk.)
► NAPOLEON n insane man; an eccentric-acting man → 1930s African-American sl.
► NUT an insane person → 1856 sl., orig. US
► NUT JOB an insane or very eccentric person → 1972 Amer. sl.
► NUT-NUT an insane, eccentric person → 2000 sl.
► NUTTER a violent deranged person; a mad or insane person → 1958 Brit. sl.
► PSYCHO a mad or insane person → 1942 sl.
► PUPULE an insane or crazy person → 1938 Amer. dial.
► SICKIE ► SICKY anyone considered to be ‘sick in the head’, insane, or crazy → 1960s sl., orig. US
► WACK JOB a person who is mentally ill; an eccentric or insane person → 1979 US sl.
► WANWIT a foolish, witless, or insane person; an idiot; a lunatic → 1837 colloq., arch.
► WINGNUT a weird or insane person → 1980s sl.

PHRASES
► LIGHTS ARE ON BUT THERE’S NOBODY HOME insane, mentally deficient, vacant → 1970s sl.

VERBS
► BAIL OUT to go mad or insane → 1970s sl., orig. military
► BLOW ONE’S CORK to become insane → 1932 US sl.
► BLOW ONE’S LUMP to become insane → 1932 US sl.
► BLOW ONE’S NOGGIN to become insane → 1932 US sl.
► BLOW ONE’S ROOF to become insane → 1932 US sl.
► BLOW ONE’S STACK to become insane → 1932 US sl.
► BLOW ONE’S TOP to become insane → 1932 US sl.
► BLOW ONE’S TOPPER to become insane → 1932 US sl.
► BLOW ONE’S WIG to become insane → 1932 US sl.
► BUG OUT to go insane → 1961 US sl.
► CRACK to suffer an emotional breakdown; to become insane → 1917 Amer. sl.
► CRACK ONE’S BRAIN(S) to make oneself insane, to drive mad → 1630
► CRACK UP to become insane → US Civil War usage
► DELIRIATE to act, speak, or reason in a manner considered insane, deluded, or absurd; to be affected by delirium → 1659
► GO BATSHIT to become insane, to act crazily → 1971 sl.
► GO BIZARRO to lose one’s composure; to be driven insane → 1971 US students’ sl. (Bk.)
► GO RAMMISH to be in so violent a rage as to be slightly insane → Bk1905 Sc.
► HAVE KANGAROOS IN THE TOP PADDOCK ► HAVE KANGAROOS LOOSE IN THE TOP PADDOCK to be crazy or insane → 1999 Aust. sl. (Bk.)
► HAVE NITS IN THE NETWORK to be crazy or insane → 1999 Aust. sl. (Bk.)
► HAVE STRAWS IN ONE’S HAIR to be insane, eccentric, or distracted 
► LUNCH to go insane → 1990s African-American sl.
► NOT HAVE ALL ONE’S BUTTONS to be insane, crazy, or unstable → 1860 sl.
► NUT OUT to become insane; to abandon restraint → 1919 Amer. sl., esp. African-American
► PLAY WITH THE SQUIRRELS to be confined to a hospital for the insane → 1942 Amer. sl. (Bk.)