[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(一种双骰子赌博游戏,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 crap
语源
early 19th cent.: perhaps from crab or crab's eyes, denoting the lowest throw (two ones) at dice