joker

柯林斯詞典

1. N-COUNT Someone who is a joker likes making jokes or doing amusing things. 愛開玩笑; 逗趣的人
He is, by nature, a joker, a witty man with a sense of fun. 他天生是個愛開玩笑的人，是個有幽默感的風趣男人。
2. N-COUNT The joker in a deck of playing cards is the card that does not belong to any of the four suits. (紙牌中不屬于任何一套花色的) 百搭牌
3. N-COUNT You can call someone a joker if you think they are behaving in a stupid or dangerous way. 家伙[非正式]
Keep your eye on these jokers, you never know what they will come up with. 盯住這些家伙，你永遠不知道他們會想出什么來。