SMG

Smacking my gum. Derivative of SMH.

Used to express:
a) Oh, really?
b) Mhm. That sounds like crap.
c) I don't believe you.
d) Shut the hell up.

Person A: I totally got three million points on BrickBreaker yesterday.
Person B: SMG.

by vicious11 January 8, 2010

SMG

a variation of suck my balls, this means Suck My Gonads. when used as a clan tag in cod (call of duty) it can be interchangeable with the term Sub-Machine Gun, for those of us who enjoy using weapons such as the p90 on xbox live.

SMG just pwned you with a p90, bahaha SMG.

by The urbster September 15, 2010

Smg Dump

When take a dump,But its really fast

Tony:That indian food gave me a Smg Dump

by ASonora October 7, 2011

SMG

Shaking my goods

Did you see me SMG out there?

by Mark Abbott October 5, 2021

Smg

“suck me good”

Guy: I just need you to SMG and then leave afterwards

Girl: What’s SMG?

Guy: Suck me good!

Girl: ok, I can do that

by BetterThanYourVibrator April 25, 2019

smg

smg, or also known as ‘shaking my genitals’ is used when someone does something stupid or you’re just irritated in the moment. it’s simillar to the word ‘smh’ but better.

why would you do that janet? smg

by sunshine (kaly) March 3, 2019

smg

The new meaning to SMG is Super Mario Galaxies. Small Machine Gun is now irrelevant and is no longer smg.

Omg I played SMG today!! - You played with a small machine gun? - NO you dumb twat Super Mario Galaxies, don't make me smurf you!!

by Vixy-Poo December 29, 2007