1A marker used to keep a tally in whist (now rare).
2(Chiefly in pontoon (blackjack)) a person who keeps a mental tally of the cards played in a game in order to gain an (unfair) advantage.
Late 18th century.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。