brain duster 

(noun) Canned air used primaily to clear your keyboard from dust. Used as an inhalant it is known as Brain Duster. User will experience a feeling of blacking out. Use over a long time in a single sitting user WILL hallucinate.

Joe "man i'm all out of beer"
Moe "it's okay man, i've got some Brain Duster"

brain duster by BoJiggles September 4, 2006

Braindawgs 

A derogatory term used to describe those of the living dead race, often used to harass them concerning their endless quest for brain matter. Occasionally used by "zombies" themselves when referring to each other because, it's only "OK" when they say it.

Stereotypical Southern Person: "We don't like your kind round here, braindawg..."

Person 1: "Psh, we don't hire stupid braindawgs here."

Zombie 1: "Rgghhhhhhhh gurglhgggg (Yo, what's up my braindawgs?)"

Braindawgs by Rob the Hand Monkey November 23, 2009

brain pan 

A motorcycle helmet. Specifically the kind that just covers the top of your head. They are mostly sported by riders on top of a American brand motorcycle, chiefly, Harley Davidson.

Hey Pete, good thing you were wearing your brain pan when that car slammed you. Your face is a mess but at least you can think straight!

brain pan by WindowLicker9000 April 11, 2010

Fart Brain 

1. Someone who's head is devoid of nominative brain tissue. Similar to the more common air head the cranium of the subject contains nothing but gas. However in this instance, the gas inside the cranium consists mainly of stinky gut methane.

2. Someone who consistently brain farts.

"I admit that I slept with your best friend, honey but honestly, it didn't mean anything."

"Why don't you just fart off, fart brain?!"

Fart Brain by deadestfish May 3, 2009

Brain Bang 

Brain Bang is used to describe how you feel after witnessing something mind blowing or seeing something amazing and out of this world. It can also be used to describe how you feel after realizing something crazy, like an epiphany on steroids.

Josh was brain banged when he realized that there was an arrow in the Fed Ex Logo and that OK is a stick figure side ways.

How did he pull that bunny out of that hat!? Man, what a Brain Bang.

Whoa! Inception gave me a crazy brain bang the whole time I was watching.

Cubone is a baby Kangaskhan!? BRAIN BANG.

Brain Bang by IaMmE Fan May 30, 2011

Brain Tumor 

What you get when you watch Jake Paul

I have a Brain Tumor

You watched too much Jake Paul

Brain Tumor by Optical_Marz August 7, 2020

hungry brain 

An act, usually public, in which a man hangs his scrotum out of the fly of his pants, pulls the skin tight around one testicle with his hand, and squeezes rhythmically, resulting in a veiny, throbbing effect reminiscent of a 1950s science-fiction monster.

Usually considered vulgar.

They're still talking about the time he walked into Denny's and flashed the hungry brain.

hungry brain by Uncle Leon November 10, 2008