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

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

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

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

I’ll knock your ˈblock/ˈhead off!

(British English, spoken) used to threaten somebody that you will hit themSee also: block, head, knock