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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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2
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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3
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
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4
Sucking the male genital in order to give one pleasure.

Giving head for male pleasure.
via giphy
by Jjjbblll June 09, 2021
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