blow one's brains out

Idioms  

1. 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]

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Example Sentences

So it’s a tough decision: is it just a threat to blow one’s brains out, or does the Soldier really mean it?

From Time

It was uncomfortable walking in front of a man who was probably aching to blow one's brains out.

From Project Gutenberg

Ah! when one thinks of these scandals one is almost inclined to blow one's brains out.

From Project Gutenberg