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brain rust

A term given to someone who doesn’t use so it goes unused/rusty.

This is used as an insult, basically calling someone dumb. Often used for people who value feelings and opinions over logic and reality.
Person 1 - “Does this novel have pictures in it?”

Person 2 - “bro, you have brain rust”

———————————
Person 1 - “You can’t use the word ‘fat’ it’s offensive
Person 2 - “I think you’ve got some brain rust bro”
by Sav 7 May 24, 2023
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Rusty Brain

A sex act, similar to the rusty scupper, where a man and woman are engaging in anal sex because she is having her period. Shortly before climax, she pulls out a strap-on and rubs it all over his face. She then yells "Welcome to the Thunderdome Bitch".
Much to his eventual dismay, Lisa pulled a rusty brain on her boyfriend while she was having her period.
by Brucestafer August 3, 2008
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brainbuster

the opponent is set up for the suplex but is reversed and is slammed underneath the attacker's arm, crushing the head/upper back
brainbuster hit! ouch
by tony December 29, 2003
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braintrust

The conceptual leadership of a group of friends or other social unit.
Timmy's birthday party was doomed for failure, until the braintrust hired escorts on Timmy's credit card.
by 'Thalamus January 19, 2008
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braintrust

Meaning that you listen to the little people in your head that lead you to do the riskier things in life.
Stephanie, "I referenced my braintrust today and I got expelled from college"
Terry, "What did you say to your teacher?"
Stephanie, "Just something my mom taught me, '666 PRAISE SATAN' ... btw, it was a class about Christianity"
by teredith April 14, 2009
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brainruptcy

Bankruptcy of the brain. You have simply run out of brain power.
Person 1: Boss A wants it done (this way). But Boss B wants it done (different way)

Person 2: Okayyy….

Person 1: But don’t forget that it has to work for teams C and D and be written in iambic pentameter.

Person 2: I declare brainruptcy!
by SegNerd September 12, 2023
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rusty brin

—noun
An alcoholic beverage consisting of equal parts swamp water and vodka with a large dash of cinnamon.
"I brought that bucket of swamp water you wanted."
"Good, now we can make Rusty Brins all night."
by PNGuinMan June 10, 2018
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