jizz-brain

verb. When you're deep throating a betch and you dick goes up instead of down and you ejaculate all up in there brain

Oooh I was with James last night and i totally jizz-brained his betch ass.

by Matthew The Pimp Fucker June 21, 2007

Brain job

It is a really good blow job from that one hot nerd.

This nerd Gabriel gave me a good brain job.

by that word guy dude February 18, 2018

Bible brain

A condition whereby a person fully capable of intellectual discourse suspends his/her rational faculties.

Jack: You cannot see the wind so therefore you cannot prove it exists—but it's there! The same thing applies to god, he is everywhere even though we can't see him.
Jill: On the contrary, we can feel the wind and see it carrying particles. We can't 'see' it in the traditional sense but—
Pete: Jill, ju-just, just, don't worry about it. Jack's suffering from bible brain.

by free-thinker June 13, 2012

ass or brains

ass or brains is another term for heads or tails - ass being tails and brains being heads.

ok were going to flip the coin .. call it .. ass or brains ?

by spitts mcman October 6, 2011

funchtime brains

Getting head from a girl who is under the table, during lunch time in a cafeteria.

Wow, lunch period is WAY better whenever I get funchtime brains

by djm39 May 9, 2008

brain child

A newborn baby whose conception is the result of skull fucking.

Nine months after Brian released his nut into Jess' skull, little Igor, their Brain Child, was born on a full moon, just in time for the late summer harvest. The new family celebrated with ice cream cake.

by brainbutter February 17, 2010

goat brains

When a guy exposes only his nuts above the waistline of his pants.

A guy says,"Bro, Have you ever seen goat brains before?" (while holding the exposed nuts in one hand, and pointing with the other"

by Jason Spires April 19, 2004