blow sb's brains out SLANG
to kill someone by shooting them in the head

[TahlilGaran] Advanced Learner's Dictionary ▲

blow brains out
blow (someone's) brains out
to kill someone by shooting them in the head.
After two unsuccessful suicide attempts, she finally blew her brains out.

[TahlilGaran] English Idioms Dictionary ▲

blow someone's brains out
blow (someone's) brains out
to kill someone by shooting them in the head.
After two unsuccessful suicide attempts, she finally blew her brains out.

[TahlilGaran] English Idioms Dictionary ▲

blow one's brains out
v. phr.
1. To shoot yourself in the head.
Mr. Jones lost all his wealth, so he blew his brains out.
2. slang To work very hard; overwork yourself.
The boys blew their brains out to get the stage ready for the play.
Mary is not one to blow her brains out.
Compare: BREAK ONE'S NECK.

[TahlilGaran] English Idioms Dictionary ▲