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7. 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.
1. smg
Acronym for sub-machine gun
by Zutroy Apr 27, 2003 add a video
2. SMG
An acronym for so much game.

When a man is wheelin' a lot of biddies (chicks) he has so much game: SMG.

Also if you're getting a lot of action, you have so much game: SMG.
Man 1: MAN! JOEL SIGGELKOW HAS SMG!

Man 2: LOL I KNOW! HES KNEES DEEP IN SMG! HES CRAWLIN' IN BIDDIES!
3. smg
acronym for "Swag Master General"
"yo man did you see SMG tonght, she had sooo much swag"
4. smg
Acronym for "suck my genitials". Assosiated with sex, sucking a man's penis.
Girl: Fuck off!
Guy: smg
5. smg
In the world of BMW autos, it means "sequential M gearbox"
The 2003 BMW M3 has SMG, which is arguably an improvement in the traditional 5 speed way of shifting
by Leandro Oct 30, 2004 add a video
6. SMG
Exclamation:
shortened version of "slap my grandma"
used in place of "lol" to make you seem more "hip"
hahaa omg bro that's hilarious smg
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