A word which is uncommonly used to describe someone with a particularly low IQ at the moment
wow you really just got serbia brain right now
Masturbating. When your brain (shriveled balls) are tugged from the pulling of your penis.
You know when your roommate knocks on your door when you're tugging brain and asks, "can I come in?" and you yell as loud as you can from your gut "TUGGGGGGGGGIN BRAAAAAAAAIN!"
Cameron's small brain is very small-minded and always focused on the stupid details he has no brains and can be very annoying most of the time
Cameron's small brain is choking on his own spit
When you’re on a role of good ideas
“Dude, i got high yesterday and afterwards I got so brain horny”
Usually retarded people that thing their smart but their not. They usually have small brains and just say they have big brains to make themselves feel better.
I'm big brains and i have a 69 average.