Big Brain Syndrome (BBS)

1a: Used when someone is trying to show off their smarts; egotistical
b: When someone does something that lacks common sense;

Bill had Big Brain Syndrome (BBS) when he drew the word itself for the Word of the Day.

by Sasquatch Boi Yeet November 18, 2019

Ashley brain

Temporary lack of brain power; see also blonde moment.

Sorry, guys. I have a serious case of Ashley brain today!

by Hero82 December 5, 2019

Kid Brain

When an Adult still thinks like a child.

Yeah don't get advice from him, he still has a kid brain.

by Watto86 December 5, 2019

Gains brain

When you’re so exhausted after the gym that your brain stops functioning correctly

Bro, I can’t remember what I was going to do tonight. I have gains brain after that killer workout!

by Fitter26 December 11, 2019

Big Brain

has a large IQ/intelligence

Dude, Enbao is so big brain it's almost frightening.

by tacqtacq March 1, 2020

Bastard Brain

This illness takes over the brains of gamers and reduces them into absolute bastards.

Gamer 1:"Mike has been feeding and flaming his adc non stop.
Gamer 2:"He has been playing league of legends for way too long and his brain has devolved into the one a bastard brain would have."

by IIm not gay kay? May 9, 2020

OoogaBooga brain

when you do something incredibly dum

ooogabooga brain:yo I just went ooogabooga brain

by El clappo May 12, 2020