brain (someone)

brain (someone)

To strike or assault someone violently and severely, typically on the head. He warned me that he was going to brain me if I didn't stop insulting him. The lump on my head is from when a box fell off a shelf and brained me yesterday.
See also: brain
Farlex Dictionary of Idioms.

brain someone

Fig. to strike a person hard on the skull as if to knock out the person's brains. (Often said as a vain threat.) I thought he was going to brain me, but he only hit me on the shoulder. If you don't do it, I'll brain you.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

brain someone

Hit someone hard on the head. For example, The roof collapsed and a bunk of plaster brained him, or I'll brain you if you don't get to those dishes! This term is used both literally (first example) and hyperbolically (second example). [Slang; 1930s]
See also: brain, someone
The American Heritage® Dictionary of Idioms by Christine Ammer.

brain

1. n. a good student; a very intelligent person. (see also brains.) I’m no brain, but I get good grades.
2. tv. to hit someone (in the head). I ought to brain you for that!
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • brain
  • brain someone
  • bash
  • bash (someone's) brains in
  • beat (someone's) brains in
  • beat the stuffing out of (someone)
  • knock the stuffing out of (one)
  • knock the stuffing out of somebody
  • knock the stuffing out of someone