by Lumpy T October 23, 2017
by El clappo May 12, 2020
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?
John: "Kill him, he is one shot."
Bob: *Misses every shot*
John: Do you have sonic brain?
by Pogopawee March 19, 2021
Doing a lot of things that require your brain.
Tomorrow has to be all business. 10am office hours for chemistry, then study 3 chapters of psychology. I’m going to be so brained out.
by dramastace May 03, 2016
A non skilled Rainbow Six Siege player who shoots his or her own teammate. Usually referring to the intelligence level of a pig.
by Jack Salty March 20, 2017
Hunter has a shoe brain.
by thatweirdloser September 11, 2022
Mark: Dude… I heard you went home with that tall broad last night…
Steve: Yeah it was dope… she gave me Crane Brain!
Steve: Yeah it was dope… she gave me Crane Brain!
by Quadarius Junior March 02, 2023