(in ombre, skat, and other card games) any of the highest trumps (奥伯尔牌戏、斯卡特牌戏等)高位王牌
[mass noun]a domino game in which halves are matched so as to make a total of seven 多米诺骨牌7点配对游戏 ■[count noun]any of the dominoes which have seven spots altogether, together with the double blank (多米诺骨牌)7点牌(加双零牌)
语源
Spanish, literally 'killer', from matar 'to kill', from Persian māt 'dead'; senses relating to games are extended uses, expressing a notion of ‘dominance, control’