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English definition of “knock sth on the head”

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knock sth on the head

UK informal
to prevent something from happening, or to finally finish something: It's nearly done - another couple of hours should knock it on the head.
Translations of “knock sth on the head”
in Chinese (Traditional) 制止…發生, 最終完成…
in Chinese (Simplified) 制止…发生, 最终完成…
(Definition of knock sth on the head from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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