mortar brain

A lack of brain cells; a type of disease that causes extreme unintelligence

Gee, Matthew sure has a bad case of mortar brain. I heard he got a D on the math text.

by Jmuss729472 November 7, 2017

brain

is gone

very very VERY gone
also brain is an acronym for head

by zaximous November 30, 2021

Brain

To stab someone in the head.

"Walker, brain it!"

by Jimbojonesjimmy July 5, 2025

A brain

Something you don't need

I don't have a brain, I don't need it.

by GrilledGoat March 25, 2021

brain shock

that feeling that you get when water goes up your nose. the equivalent of brain freeze when you eat something cold

I got brain shock when I tried to do a frontflip underwater

by monkeyknuckles94 January 4, 2010

brain sliver

an annoying song that is stuck on a loop in the brain brain that is nearly impossible to make it stop playing.

I woke up and this brain sliver just keeps playing over and over an I can't remove it from my brain.

by Dr. Jaquith August 27, 2014

Brain Chemist

A person who has the ability to use drugs cathartically as a way to heal themselves and others rather than fall into addiction and depravity.

Them: Did you hear about Brian? He was caught doing speedballs!

Me: Don’t worry he knows what he’s doing. Brian is a brain chemist.

by deememetee January 22, 2021