bite/snap somebody's head off

bite (one's) head off

To respond to one in an extremely angry and forceful manner that is often sudden or unprovoked. What's wrong with the boss today? I just tried to ask him a question, and he totally bit my head off!
See also: bite, head, off

snap (one's) head off

1. Literally, to force the head off of a person or animal with a sudden, forceful, violent motion. I stood horrified when he picked the poor animal up and snapped its head off. I remember being traumatized after seeing a movie as a kid where a giant snaps a man's head off.
2. To respond to someone with extreme and sudden anger. What's wrong with the boss today? I just tried to ask him a question, and he totally snapped my head off! The teacher snapped Billy's head off for talking during class again.
See also: head, off, snap
Farlex Dictionary of Idioms.

bite someone's head off

Fig. to speak sharply and with great anger to someone. (Fixed order.) Don't bite my head off! Be patient. I'm very sorry I lost my tempter. I didn't mean to bite your head off.
See also: bite, head, off

snap someone's head off

Fig. to speak very sharply to someone. (Based on snap at someone.) How rude! Don't snap my head off! Mary snapped Ted's head off because he had come in late.
See also: head, off, snap
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

bite/snap somebody’s ˈhead off

(informal) speak to somebody angrily without good reason: He was only making a suggestion — there’s no need to snap his head off!
See also: bite, head, off, snap
Farlex Partner Idioms Dictionary

bite (someone's) head off

To respond to a comment in an angry or reproachful way.
See also: bite, head, off
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • bite (one's) head off
  • bite head off
  • bite someone's head off
  • jaw (one) down
  • jaw down
  • jaw someone down
  • jawed
  • ram into
  • ram into (someone or something)
  • an iron hand