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English definition of “whack”

whack

verb [T]  /hwæk, wæk/ us  
to give someone or something a hard, noisy hit: He whacked his newspaper on the back of the chair as he talked.
whack
noun [C]  /hwæk, wæk/ us  
She gripped her racket with both hands and gave the ball a hard whack.
(Definition of whack from the Cambridge Academic Content Dictionary © Cambridge University Press)
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