SMB

An abbreviation for “Super Mario Bros.”

Guy 1: Man, I can’t wait to play some New SMB U Deluxe!
Guy 2: You do know that Bowsette isn’t in it, right?
Guy 1: shut

by Aqxer July 6, 2019

SMB

Short for "Sheet Music Boss" a professional piano YouTube channel that creates tutorials on how to play songs requested by the viewers. They also turn songs into memes and play meme music, like Area 51 and Astronomia which they did a good job on.

SMB fan A: "Did you see the new piano tutorial by SMB, it was really great"

SMB fan B: "Yes, I did and it was a video, I learned how play it!"

by Matzwood Knight October 6, 2020

SMB

Shake My Balls. Used when in distressed, dissatisfied, or disappointed.

"ugh smb man, my dad just died"
"oh shit, that sucks."

by Miniature Pp November 29, 2023

SMB

"Scratching my balls"

A term for when a guy scratches his junk

Girl: do you really have to do that now?
Boy: I'm just smb not like I hurt anyone
Girl: you're so gross
Nuts balls dick smb

by Crazydude108 October 6, 2016

smb

snap me back

when ur bf doesn't answer u on snap so u text him "smb!!"

by broballsguy July 18, 2023

SMB

SMB means “Snap Me Back”

User:Hey man! SMB!

User2:Ight! I ain’t see the snap my bad!

by AvocadoMercy January 21, 2024

smb

suck my balls

*wins in a video game with toxic players*
“smb”

by Classic26 June 27, 2023