To suddenly behave irrationally; to go mad.

simple past tense of go crazy

Third-person singular simple present indicative form of go crazy

past participle of go crazy

Preoccupied with the romantic or sexual pursuit of women or girls.

(card games) A card game in which players try to rid themselves of their cards by playing a matching rank or suit on the previous card played, having to draw an additional card if unable to do this; a player who plays an eight can dictate the suit to be played next.

(informal) Thoroughly crazy; quite mad.

present participle of go crazy

Paved with crazy paving.

(naval, slang) A hard turn in a submarine to clear the baffles and get into position to attack any followers.