a person who is fond of joking 爱开玩笑的人 ■(informal)a foolish or inept person (非正式)傻瓜,笨蛋 a bunch of jokers. 一群笨蛋。
a playing card, typically bearing the figure of a jester, used in some games as a wild card (扑克牌)大王;小王
(US)a clause unobtrusively inserted in a bill or document and affecting its operation in a way not immediately apparent (美)伏笔,曲笔(在法案或文件中插入的不显眼条款,其作用影响并不会立即被察觉)
派生 the joker in the pack
a person or factor likely to have an unpredictable effect on events 诡秘的人(或因素),难以捉摸的人(或因素)