Brain-dick 

Agyfasz
When your lack all motivation you couldn't give a fuck even if you wanted to. it feels like there is a dick instead of your brain in your head and its erect causes your head to go numb. Also you have the urge to question the meaning of everything.

I ve brain-dick. I need to write 5 essays for tomorrow I also have 2 exams and I start not to give a fuck.

Brain-dick by Pipszipopsziopszopopolisz December 11, 2017

Braindick 

Walking around like a cocky motherfucker showing off your brain like it is a big ass dick you are throwing in peoples faces.

That asshole has such a braindick

Braindick by krillia April 19, 2018

Brain Cancer 

See minecraft

What are you doing?
Playing Minecraft
Do you have brain cancer?

Brain Cancer by OhMaiGoddestItsHim July 17, 2018

kielbassa brain 

polish brain

That Sulkosky dude sure has a kielassa brain.

kielbassa brain by Anonymous September 26, 2003

brainshrug 

a mental brush-off to an undesirable or uninteresting activity.

common amongst teenagers, usually accompanied with an almost imperceptible movement at the corner of the eyes.

less prevalent, but well developed, amongst adults with a desire to simplify their lives.

He did an immediate brainshrug when his mum asked him to get back before the 3 am curfew.

brainshrug by sty November 19, 2007

Brainstem 

A term used for people who do not use higher levels of thinking, ergo reference their penis when making decisions.

Guy1:Man I want to smack up that bitch
Guy2:You some kind of Brainstem? fool...

Holy shit, stop humping my leg you Brainstem

Brainstem by Jeff Wong January 11, 2009

brainspill

Superfluous or redundant thinking

The whole gibberish turned out to be a bit of a brainspill.

brainspill by Hercolena Oliver December 30, 2008