A person who is a intellectual who has an IQ of at least 5000.A way to become a big brain is to watch all the Rick in Morty episodes.Some very popular big brains include Markiplier and PewDiePie.
I Big Brain
by Big brain5000 October 21, 2019
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The scientists (the big brain people) are still working on it .
Pewdiepie has big brain.
Bro armies have big brains.
by I’m hungry August 28, 2019
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It is a term of endearment which is used when you activate your power move.
You: *solves math problem*

The person next to you: you are such a big brain.
by cool_guy_simmons October 24, 2019
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when you send a pic using a filter to Alex English while driving then get honked at because the light turned green and you didn't know that
Wow John is very Big Brain. What a guy
by jbr0wn May 26, 2021
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a person who wont shut up and listen
*music plays* sInGs: Big brain is a person, who wont shut up and listen
by llama with a h June 30, 2021
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me in a mirror: dude you're so big brain
also me: nah man im small brain
by i m s o p u r e November 14, 2020
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When a person has all the smartical particals and just comes up but the best and often most logical answer to a predicament.
Person 1: wow I never thought about it like that

Person 2: yeah that’s big brain energy right there
by Gregggyboii September 10, 2020
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