smb 

French for "Suck My Dick" (SMD) : "Suce Ma Bite"

"I'm French, I got my baguette, you can SMB"

smb by lolzor06 November 9, 2012

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

SMB by Crazydude108 October 6, 2016

SMB 

Shake My Bootie or Shake My Butt. Wiggle your rear-end.

It's disco time. SMB!

SMB by top1 August 11, 2017

smb 

A nazi german cuck from thebot.net

smb sucks dicks

smb by edcufla March 22, 2018

Smb 

It means suck my balls or suck my boobs

A guy: hey you can you send?
a girl: Smb you *********

Smb by JL/RL June 13, 2018

SMB 

Suck my balls.

Used to sign off letters or emails to someone you don't like or you consider the content pointless.

Hi John, Please find below information that you already have available to you. Eliot. SMB.

SMB by Master Goblin October 18, 2018

smb 

Scratch my back

Jake: smb?
Jj: you’re weird, you like back scratches

smb by TheRealDonalTrump March 11, 2019