Brain Nut

1. When a hot piece of ass walks by, and your brain busts a nut

2. When someone mind fucks you with a concept, mathematical equation or riddle

1. Dude, checked that chick out, I just busted a brain nut

2. <hears concept> Whoa! Brain nut!

by The Busa November 03, 2018

iron brain

someone who's brain is compromised entirely of iron; someone who is incredibly stupid

Jack: I saw him dive into the waters which were infested with crocodiles.
Ariana: He has an iron brain

by InaudibleJet July 31, 2021

Brain glitch

When your decides to stop working and flip the fuck out.

Bella is having a brain glitch.

by Peenlord April 15, 2019

brain trail

Retracting the steps in the mind that lead back to where one bookmarked a certain site in one's browser.

A line of text reminded me of an image I bookmarked in my browser last month that I wanted to show the writer, so I went on a brain trail.

by Loola April 11, 2008

Rink Brain

An ailment that affects hockey players who spend too much time in hockey areas, where the fumes from the ice rink are confined, rotting their brains and effecting their judgement.

"Did you hear about Cooter Whiplash? He was arrested for destroying a wheelchair"

"Sounds like a case of Rink Brain to me!"

by landwehr34 April 10, 2023

Juan Brain

its a phrase that you say when someone screws up and you need to call them dumb without saying dumb.

damn it you screwed up, your such a "Juan Brain"

by impostsus May 27, 2021

pop brain

when you're going to blow your brains out from all the assignments due

me: bro i swear i'm gonna pop brain
friend: oof how many you got?
me: 17

by wither_angel February 08, 2021