knock (one's) block off

knock (one's) block off

To strike someone with great force, usually in the head. If you insult me like that again, I'll knock your block off!
See also: block, knock, off
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

knock someone's block off

Sl. to hit someone hard in the head. Wilbur almost knocked Tom's block off by accident. He threatened to knock my block off if I didn't do as I was told.
See also: block, knock, off
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

knock someone's block off

Beat up someone, as in If he doesn't leave at once, I'll knock his block off. This hyperbolic term employs block in the sense of "head," a usage dating from the 1600s. The idiom, however, dates only from about 1900. Also see beat the living daylights out of.
See also: block, knock, off
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

knock someone's block off

hit someone very hard in anger. informal
Block is used here in its informal sense of ‘head’.
See also: block, knock, off
Farlex Partner Idioms Dictionary © Farlex 2017

I’ll knock your ˈblock/ˈhead off!

(British English, spoken) used to threaten somebody that you will hit them
See also: block, head, knock
Farlex Partner Idioms Dictionary © Farlex 2017

knock someone’s block off

tv. to hit someone hard in the head. (see also block.) Wilbur almost knocked Tom’s block off by accident.
See also: block, knock, off
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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