- a person who likes making jokes or doing silly things to make people laugh
- He’s always been a bit of a joker.
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- (informal) a person that you think is stupid because they annoy you
- an extra playing card that is used in some card games, usually as a wild cardTopics Games and toysc2
Word Originearly 18th cent.: from the verb joke + -er.
Idioms
See joker in the Oxford Advanced American Dictionarythe joker in the pack
- a person or thing that could change the way that things will happen in a way that cannot be predicted
Check pronunciation:
joker