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English definition of “April fool”

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April fool

noun [C usually singular] uk   us  
a trick played on someone on April Fools' Day, or the person who is tricked

April fool

exclamation uk   UK ( US April fools!) us  
said on April Fools' Day when you have tricked someone
Translations of “April fool”
in Chinese (Traditional) 在愚人節開的玩笑, 愚人節時受愚弄的人…
in Chinese (Simplified) 在愚人节开的玩笑, 愚人节时受 愚弄的人…
(Definition of April fool from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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