- (British English also pontoon)[uncountable]
a card game in which players try to collect cards with a total value of 21 and no more 21 点纸牌游戏（玩者力争取得 21 点的总点数） - [countable] (especially North American English)
a type of club used as a weapon, especially a metal pipe covered with leather （包革）金属棍棒，金属警棍