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.
by gamergurlbathwater420 November 18, 2019
Get the big brainsmug. "Bro sometimes words look like they aren't real words" "Oh no bro you got brain crabs" "Oh shit bro"
by albeefo July 14, 2022
Get the Brain Crabsmug. by Rizzguy111 May 3, 2024
Get the Brain fartmug. A pain resulting from taking cold substances which affects the brain. It's not common in every individuals
by angellove21 June 13, 2022
Get the Brain freezemug. by JackMasterBater November 9, 2023
Get the Brain Blastmug. by Proitbro October 10, 2023
Get the Mega brainedmug. 