/ ˈkreɪzi; NAmE / adjective , noun
■ adjective ( cra·zier , crazi·est ) ( informal )
1.
( especially NAmE ) not sensible; stupid :
Are you crazy? We could get killed doing that.
She must be crazy to lend him money.
He drove like an idiot, passing in the craziest places.
What a crazy idea!
I know it sounds crazy but it just might work.
2.
very angry :
That noise is driving me crazy .
Marie says he went crazy , and smashed the room up.
3.
~ (about sth) (often in compounds) very enthusiastic or excited about sth :
Rick is crazy about football.
He's football-crazy.
I'm not crazy about Chinese food (= I don't like it very much) .
The crowd went crazy when the band came on stage.
You're so beautiful you're driving me crazy .
4.
crazy about sb liking sb very much; in love with sb :
I've been crazy about him since the first time I saw him.
5.
( especially NAmE ) mentally ill; insane :
She's crazy—she ought to be locked up.
➡ note at mad
► crazi·ly adverb
► cra·zi·ness noun [ U ]
•
IDIOMS
- like crazy / mad
■ noun
( pl. -ies ) ( informal , especially NAmE ) a crazy person