Brain Ball 

a competition of kicking around novel ideas.

I had a good game of brain ball at the think tank today

Brain Ball by whoeverreally cares July 14, 2010

ball brain 

When you squeeze your nut sack and your testicles come up together and they look like a brain

Dude, check out my ball brain!

ball brain by That Asian Bat Wing May 20, 2014

Brain Balls

When your scrotum is tight and together, forming a "brain"- like figure.

Its cold out here", "Tell me about it, I have had brain balls since i walked out here

Brain Balls by TehBud May 7, 2011

brain balling 

Combination of the word spitballing and brainstorming

I'm just brain balling here but I think it's a good idea.

brain balling by unizebra September 10, 2020

juggle the brain balls 

Can mean to be concentrating or thinking, and in some cases rubbing your testicles to be able to relax and to think.

Dude, that quiz is gonna be rough... I'm gonna juggle the brain balls to get ready.

juggle the brain balls by mrsman January 16, 2007

his balls were bigger than his brain 

This can be used to define times when a guy does something that requires a great deal of nerve and skill, but he is truly lacking in skill and ends up hurt, humiliated, and/or dead. Alcohol is considered the main accelerant to this condition.

Roz looked down from the 58 foot cliff that overlooked the shallow, rock-filled lagoon. While diving to his imminent death, he knew that his balls were bigger than his brain.

his balls were bigger than his brain by von groovy September 6, 2017

Ballsack Brain 

A scientific way of saying you have a brain tumor or you have no idea what you’re doing

Jerry was looking around with no clue on what he was doing. “I think I have ballsack brain!”

Ballsack Brain by DoctorNeo July 13, 2022