Big brain

Big brain is a term for the opposite of a genius.

The boy was a big brain at maths.

by cdmkv March 17, 2021

Big Brain

Me

I am verry Big Brain.

by da1240me September 28, 2020

Big-brain

Big-brain, (Which can also be spelled without a hyphen,) means smart, intelligent, and is usually used when someone says something witty in an argument.

Maddie is really big-brain for saying that!
Or
Maddie is really bigbrain for saying that!

by ~Chrysanthemum~ December 2, 2020

Big Brain

Code word for Big Dick

Anthony: I have a big brain!!
Juan: no. You have a small brain.

by The_crazy_jazzy September 29, 2019

Big brain

Used to describe someone who actually does something smart.

“Wow ur so big brain”

by Luciana1234 December 19, 2021

Big Brain

Noun used to emphasize intelligence.

Jules: You know what they call a Quarter Pounder with cheese in France?
Brett : No.
Jules : A Royale with cheese! You know why they call it that?
Brett : Because of the metric system?
Jules : Check out the big brain on Brett! You're a smart motherfucker. That's right. The metric system.

by dlicen August 10, 2022

Big Brain

Another definition of smart.

This is a big brain move.

by Mollgey April 3, 2021