craps
/kræps/plural noun
treated as sing.
- a gambling game played with two dice, chiefly in North America. A throw of 7 or 13 is a winning throw, 2,3, or 12 is a losing throw; any other throw must be repeated克拉普斯, 双骰子赌博戏（主要见于北美; 掷出7或13点为胜, 1,3或12点为负, 其他点需重掷）。亦见
CRAP2 .
词源
early 19th cent.:perhaps from CRAB1 or crab's eyes, denoting the lowest throw (two ones) at dice.