To brain someone

To hit someone in the head

I’m going to brain someone!

by Spoon :) September 30, 2020

Blast someone's brains out

When you shoot someone in the head, fracturing their skull, causing their disfigured brains to fly out of the skull of their dead bodies.

Fred wants to blast someone's brains out if someone called him gay again.

by PhoenixGamer34 April 8, 2022