Urban Dictionary: Big Brain Time

Sucking the male genital in order to give one pleasure.

Giving head for male pleasure.

Julia,it's big brain time.

by Jjjbblll June 09, 2021

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Plankton the evil genius giant brain.

Friend:Plankton is the best character!
Other friend: yeah, he’s the definition of Big brain time

by CherrishNoodles April 21, 2020

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A stupid solution of a Problem or thing

Lisa cracked her phone screen and texted Sara
Sara responded with "Take a screenshot so i can see the crack"

Axel "This is big brain time"

by Axmus September 23, 2019

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Plankton the evil genius giant brain

Friend: Wow, Plankton is the best character!
Friend 2: I know right? He’s the definition of Big brain Time

by CherrishNoodles April 21, 2020

Get the Big brain time neck gaiter and mug.