Brain Fuck 

Brain Fuck is what you say when you hope someone dies or has already passed. You drill a hole in a dead body big enough for your dick then put it through the hole and fuck the head

Karen I hope you get brain fucked

I will brain fuck your dead body

Brain Fuck by Dree25879 September 2, 2019

brain mobilization 

when your brain gets so high that you feel like you might disintegrate into oblivion

george, help, I think i'm having fatal brain mobilization

brain mobilization by koolcatSophiefan September 6, 2019

Brain Flatlining 

When you’re talking to someone and your brain goes poof

Hi my name is patrick and my brain flatlining can you repeat that

Brain Flatlining by Bold-Pear904 September 13, 2019

brain fart 

when you forget every thing you learn to do a test

flip i had a brain fart

brain fart by laughmaker5000 September 28, 2019

Brain Rape 

The act of a person (commonly a teacher) trying to cram too many facts into your brain at once.

Hey man, science class is total brain rape today.

Brain Rape by SlightlySmaller October 10, 2019

Brain-Freeze

The act of giving fellatio whilst having ice cream in your mouth.

Guy 1: My dick was really warm last night...so my girl gave me head with ice cream in her mouth!

Guy 2: ouch I hope either of you didn't suffer from brain-freeze

Brain-Freeze by R1CK S4NCH3Z October 16, 2019

Brain 

What you use to think with, if you didn’t have you you wouldn’t think!

Hello how is your big brain doing today?

Brain by Aunt Jane November 7, 2019