crazy

nouns

someone deranged and possibly dangerous

crazy, looney, loony, nutcase, weirdo

affected with madness or insanity

"a man who had gone mad"

brainsick, crazy, demented, disturbed, mad, sick, unbalanced, unhinged

is derived from

is derived from

foolish; totally unsound

"a crazy scheme"; "half-baked ideas"; "a screwball proposal without a prayer of working"

crazy, half-baked, screwball, softheaded

is derived from

possessed by inordinate excitement

"the crowd went crazy"; "was crazy to try his new bicycle"

crazy

is derived from

is similar to

in an aroused state

domain usage

a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech

bizarre or fantastic

"had a crazy dream"; "wore a crazy hat"

crazy

is similar to

being definitely out of the ordinary and unexpected; slightly odd or even a bit weird

"a strange exaltation that was indefinable"; "a strange fantastical mind"; "what a strange sense of humor she has"

intensely enthusiastic about or preoccupied with

"crazy about cars and racing"; "he is potty about her"

crazy, dotty, gaga, wild

is derived from

is derived from