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28.
smo
To engage in any number of sexual acts in an incredibly drunk and excessively degrading manner. Often characterized by participating in group sex, forgetting the names of partners, groping ladies in bathrooms, and giving a dirty sanchez or angry dragon. Derived from the nickname of one of the University of Washington's most infamous womanizers, it serves as a substitute for or addition to countless obscenities, vulgar activities, and everyday phrases.
I smo'd the hell out of that girl last night! What was her name again?

Baby, don't stop sucking me off, but I might throw up soon - the whole world is spinning in smo-motion!

Open wide, bitch! I'm about to unleash a smo-storm in your mouth!
by CRC November 22, 2007
 
1.
SMO
The acronym is used to ask someone the question "Smoke Me Out".

Which means if one is able to let someone smoke marijuana for free.
in text form:

(562) yoo SMO?
(310) i got some extra trees so im down!
by areWHYayeEN July 28, 2010
 
2.
SMO
Suck Me Off

-A sign of disrespect
When annoyed at someone you say

"you can SMO me".
or "S.M.O me"
by Young Donis April 23, 2009
 
3.
Cute little Pink thing
Hey! Check out that little smos!
by Anonymous October 09, 2003
 
4.
Short for the word smokeshow. Indicating someone is absolutely and utterly stunning. They are so hot that smoke is now surrounding them making it almost impossible to touch them. But you cannot resist a smo'.
Hey bro, check out that girl over there, she's a freakin Smo'
by The Bloke. March 01, 2011
 
5.
cute little pink thing
Hey! look at that little smos
by Anonymous October 09, 2003
 
6.
1. To partake in the act of having a marijuana cigarette, or spliff.
2. Used by Dog the bounty hunter as means of description when detailing what they intend to do to the person their head hunting.
Son 1: hey brahwhat you gunna do to that poom plex guy when you catch him?
Dog: il pray to the lord to give mercy on his soul, and then s'mo him goood....
by hesthemanwiththegoldentouch May 25, 2009
 
7.
s=shit
m=music
o=overdose

to be used when listening to japanese pop music
2 seconds gives you a nose bleed and it just gets worse
thing of a japanese version of Lady GaGa thats total s.m.o
by taylor dallas davis December 06, 2009