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.
Me: Don’t worry he knows what he’s doing. Brian is a brain chemist.
by deememetee January 22, 2021

A much more severe form of brain fog, where you're brain is absolutely polluted due to various substances. You can't think right, your memory is fucked. It's Monday.
by Smogandthecity April 17, 2022

by Zentient_Being July 24, 2023

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

Adjective: "Hey Steve, I know you really want to come work at the company I'm at. Want to eat my brain about it over drinks later? "
by @black_forests April 27, 2017

Since COVID, my coworkers display signs of RONA-BRAIN, becoming more forgetful, like their head is always in the clouds.
by mostly dave November 9, 2020

The very best act of sensuality is wrapping your lips around a wonderfully large and thick dick. Sick repeatedly.
by Thebigbeautifulbrain February 13, 2020
