blow one's brains out

blow (one's) brains out

slang To fatally shoot someone in the head. Ray blew the informant's brains out, just as the boss told him to.
See also: blow, brain, out
Farlex Dictionary of Idioms.

blow one's brains out

Shoot oneself in the head, as in Blowing one's brains out is more a man's type of suicide; women lean toward poison. [Early 1800s]
See also: blow, brain, out
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • blow (one's) brains out
  • blow brains out
  • blow someone’s brains out
  • blow your/somebody's brains out
  • do someone or something justice
  • go through someone like a dose of salts
  • do a job on someone From do a number on something.
  • ain’t 1
  • have a head
  • helluva someone/something