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English definition of “knock yourself out”

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knock yourself out

verb uk phrasal verb with knock   /nɒk/ us    /nɑːk/
to make yourself unconscious, usually by hitting your head: She hit her head on the ceiling and knocked herself out. informal to make yourself ill with tiredness: If you carry on working like this, you'll knock yourself out.
Translations of “knock yourself out”
in Chinese (Traditional) 使筋疲力盡…
in Chinese (Simplified) 使筋疲力尽…
(Definition of knock yourself out from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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