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Big brain

Used to describe someone who actually does something smart.

Wow ur so big brain

by Luciana1234 December 19, 2021


Big Brain

Another definition of smart.

This is a big brain move.

by Mollgey April 3, 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

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

A big brain is a person who is stupid and yet smart with their stupidity.

Look! Jeff just pulled a big brain by jumping out of a three-story window to beat his sister down the stairs.

by Big Brain Joe May 21, 2021


Big Brain

something u or someone did caught your attention and u thought it was very smart.

YO that microwave cookie was such a BIG BRAIN Idea

by Brcvpa February 22, 2021


Big brain

A big brain is a brain that only big brains can handle.

Only a few people have big brains, therefore they're genius.

Person1: 2+2=7
Person2:BIG BRAIN

by shoulder pain sufferer October 26, 2019