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English definition of “joker”

joker

noun [C] (ANNOYING PERSON)    /ˈdəʊ.kər/ US  /ˈdʒoʊ.kɚ/ informal
a person who has done something that annoys you: Some joker keeps setting off the fire alarm.Stupid and silly people
(Definition of joker noun (ANNOYING PERSON) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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