knock (one's) head off(redirected from knock our heads off)
knock (one's) head off
To strike one with great force, usually in the head. Usually used as a threat or a hypothetical action. If you insult me like that again, I'll knock your head off! That football nearly knocked my head off. I'm glad I ducked in time!
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I’ll knock your ˈblock/ˈhead off!(British English, spoken) used to threaten somebody that you will hit them
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