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

Extremely large brain. Usually named Lily.

Basically a person with a very large brain that has hella smart stuff.

Random dude: what’s 42+27?
Lily: 69 🧐
Random dude: damn you hella big brain

by Edjn October 24, 2019

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-brained elephant

someone whose real identity is an elephant and has big brain.

Coco Shabnam Maka is an big-brained elephant
Coco:ERURURURUEUHRUEHRUERHEURH

by thecharacterwannie July 14, 2022

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

Someone with massive intelligence. Usually the coolest person in the room

"That girl BB is hella smart man. BB must stand for Big Brain."

by Memegod5000 June 26, 2021

Big Brain

Me

I am verry Big Brain.

by da1240me September 28, 2020