"Pinky and the Brain"

Flashing your cock to someone else while holding one testicle and your cock. Hence the name "Pinky and the Brain"

A spinoff from the movie Waiting. "Pinky and the Brain" is similar to "The Brain"

by B John G September 21, 2006

Brain Slug

When you pick a booger and a long string of snot is connected to it that goes all the way up into your sinuses. When you pull it out, you can feel it slither through your skull.

I had a brain slug, the other day. It was impressive.

by King Booger November 22, 2011

mad brains

Mad Brains is a synonym for the incidence of receiving a very good blow job.

Man, that girl gave me mad brains last night.

by pba24899 February 21, 2010

sheep brains

to view one's testicles in such a manner as they vaguely resemble a brain.

Ray showed the police sheep brains right before they arrested him.

by Joeseph January 20, 2004

love on the brain

When your love for someone is so strong it’s constantly on your brain.

“He makes me feel things I’ve never felt before”

“Must be love on the brain”

by heybestiezzzzz April 01, 2021

Space Brain

A dope smoker who, instead of hanging on street corners and making an arse of his/herself, chills out and makes mellow comments about the groovyness of the wallpaper or the pure hotness of the kids TV presenters.

Guy 1:"yoooooooooo fern cotton is reem and i think my leg is asleep, woah thsi is some trippy shit"
Guy 2:" guy 1's a rad space brain guys"

by Blicq January 25, 2005

Brain Boner

When you are talking and then have a random smart moment.

"Your mom just had a brain boner about robotics"

by Expression of happiness July 22, 2014