Smb

It means suck my balls or suck my boobs

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

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.

by Master Goblin October 18, 2018