Stands for "slower than manual gearbox"
Often found in BMW E46 M3's in the era when BMW could not produce a proper gearbox
Person 1 : My E46 m3 has an SMG box
Person 2 :Oh that's a shame
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.
28π 45π
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.
22π 43π
Guy: I just need you to SMG and then leave afterwards
Girl: Whatβs SMG?
Guy: Suck me good!
Girl: ok, I can do that
3π 2π