Thesaurus:insane

Thesaurus

insane

English

Adjective

Sense: exhibiting unsoundness or disorder of mind

Synonyms

Nonvulgar or expurgated

• 5150 (US slang)
• bananas
• barking
• barking mad
• buggish (Jazz slang)
• buggy (slang)
• bughouse (slang)
• barmy
• batchy (British)
• batpoop
• bats
• batty
• bonkers
• bread baskets (British)
• cracked
• crackers
• cra-cra (slang)
• cray (slang)
• cray-cray (slang)
• crazed
• crazy
• crazy as a bedbug
• crazy as a cootie
• crazy as a cootie bug
• crazy as a pet coon
• cuckoo
• daffy
• daft
• demented
• deranged
• disturbed
• doolally (British)
• dotty
• eccentric    [⇒ thesaurus]
• fruit loops
• gaga
• hatstand
• harebrained
• insane
• kooky
• loon
• loco
• loony
• loony tunes
• loopy
• lunatic
• mad
• mental
• mentally ill
• meshigener (Polari)
• meshugge
• non compos mentis (legal, learned)
• nonsane
• nucking futs (slang, humorous, mildy offensive, euphemistic)
• nut job
• nutballs
• nut    [⇒ thesaurus]
• nuts
• nutso
• nutty
• nutter
• off the beam
• off the chain
• over the edge
• potty
• psycho
• psychoceramic
• psychotic
• sicko
• screwy
• squirrelly
• starkers (British)
• tonto (chiefly British)
• unbalanced
• unsane
• wackadoodle
• weird
• whackjob
• whacko
• whacky
• wode
• yampy (British)
• zany (now euphemistic)

Vulgar

• apeshit
• batcrap
• batshit
• bat-shit
• fucked in the head
• fucked up
• ripshit

Hyponyms

• crazy as a fox
• crazy like a fox
• demented

Idioms

• a kangaroo loose in the top paddock
• a half bubble off plumb
• a few clowns short of a circus
• a few fries short of a Happy Meal
• a few spanners short of a tool box
• away with the fairies
• crazy as a shithouse rat
• cuckoo for Cocoa Puffs
• driving on three wheels
• few cards short of a full deck
• few cards shy of a full deck
• few sandwiches short of a picnic
• few X short of a Y
• have a geranium in the cranium
• have a screw loose
• have bats in one's belfry
• have static in the attic
• have strudel in the noodle
• his driveway doesn't go all the way to the road
• insane in the membrane
• losing marbles
• nobody home (often accompanied with the gesture of a finger tapping a head)
• no longer in possession of one's faculties
• not all there
• not have both oars in the water
• not playing with a full deck
• not running on all cylinders
• not right in the head
• off one's box (Britain)
• off one's chump
• off one's head (Britain)
• off one's hinges
• off one's nut (Britain)
• off one's rocker
• off one's tree
• off one's trolley (Britain)
• off the deep end
• off the planet (Australia)
• off the rails
• one brick short of a full load
• one card shy of a full deck
• one fry short of a Happy Meal
• out of one's box
• out of one's gourd
• out of one's head
• out of one's cotton-picking mind
• out of one's mind
• out of one's skull
• out of one's tree
• out of one's wits
• out there
• round the bend
• round the twist
• stark raving mad
• stark staring mad
• stark staring bonkers
• the cheese has slid off one's cracker
• three fries short of a Happy Meal
• three stops short of Dagenham (Britain, slang, humorous)
• touched in the head
• wired wrong

Similes

• mad as a box of frogs
• mad as a hatter
• mad as a mongoose
• mad as a March hare
• nutty as a fruit cake

Antonyms

• sane    [⇒ thesaurus]
• sober    [⇒ thesaurus]

Coordinate terms

• nonsane
• unsane

See also

• Appendix:Snowclones/few X short of a Y
• Thesaurus:mad person
• Thesaurus:insanity
• Thesaurus:rave
• Thesaurus:becraze
• Thesaurus:stupid
• Thesaurus:wild

Further reading

• “503. insanity” in Roget's Thesaurus, T. Y. Crowell Co., 1911.
• “insane” in Moby Thesaurus II, Grady Ward, 1996.