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English definition of “April Fool's Day”

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April Fool's Day

noun [C usually sing]  /ˈeɪ·prəl ˈfulz ˌdeɪ/ us  
April 1, a day when people deceive others for amusement and then say, "April fool"
Translations of “April Fool's Day”
in Chinese (Traditional) 愚人節…
in Russian 1 апреля…
in Turkish nisan bir şaka günü…
in Chinese (Simplified) 愚人节…
in Polish prima aprilis…
(Definition of April Fool's Day from the Cambridge Academic Content Dictionary © Cambridge University Press)
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