wring somebody's neck
wring (one's) neck
To strangle someone. The phrase is used as a threat, but never refers to actually strangling someone. I'll wring your neck the next time you talk to me like that, you hear me? That's the second time this week he's eaten my lunch. I ought to wring his neck!
ˌwring somebody’s ˈneck(spoken, informal) used as an expression of anger or as a threat: If I find the person who did this, I’ll wring his neck!
If you wring a bird’s neck, you twist it in order to kill the bird.