Tattoo Brain

The utter lack of any brain power or ability to think straight after a long tattoo.

After being tattooed, Jane was unable to count her cash due to a case of tattoo brain.

by Inkybynature October 13, 2018

binge brain

When your brain becomes mush in the middle of a streaming binge.

I suffered from binge brain after six straight episodes of “Russian Doll”

by MA Delerium March 2, 2019

pebble brain

THE BEST ALBUM LITERALLY EVER ?/!:!:$:?.$.$:!:$,!/&.&/&7;

person 1: “what are you listening to?”

person 2: “the bangiest banger in the history of bangers, pebble brain, lovejoy’s new album”

person 1: “stop talking about banging, i thought you were a virgin”

by skveiy October 21, 2021

Brain Blind

The inability to detect intelligence in a friend or acquaintance.

So, I was tryin to mack on that girl from the suburbs all night...really talking up that grant I just received. She's totally brain blind, I guess she went home with that guy on the motorcycle.

by shtooops November 15, 2009

Calculator Brain

Somebody who can do complex math equations in their brain in a matter of seconds.

Person 1: What is 356x751?
Person 2: Uhhhhhhhh
Person 3: 267356
Person 1: What a calculator brain.

by skmad1212 June 28, 2013

black brain

The loss of brain cells due to the excessive use of marijuana, resulting in getting stuck on a word or thought

Dude that girl was rambling on, def black brain

by Janet flight August 31, 2017

Sonic brain

To infer that someone's cognitive function is on the lower end of the spectrum by alluding to "Sped". Sonic is widely regarded as a very speedy character and sonic is an attempt to play on the word sped. Attaching Sonic to the brain means sped brain for lack of a better phrase.

*Plays game*
John: "Kill him, he is one shot."
Bob: *Misses every shot*
John: Do you have sonic brain?

by Pogopawee March 19, 2021