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15.
mos
a bastardization of mos def meaning "I concur" or "Affirmative"
"man, this food they're serving blows"
"mos."

-or-
"are you going to join the riots tonight?"
"mos."
by Mos Def January 21, 2004
7 22
 
1.
mos
Ok, summary time. The word or acronym M.O.S. can have several meanings:

1. Member of the Opposite Sex
2. Mutual Oral Sex (see 69)
3. Make out session
4. "Mom over shoulder", a warning in chatrooms or IMs
5. Ministry of Sound, a nightclub in London UK
6. A short form for mos def, which is a short form for "most definitely".
7. Military Occupational Specialty (US Army)

M.O.S. can also be an abbreviation of a shitload of other terms that are mos def not used in slang. Including Metal-Oxide Semiconductor, Made of Steel, Marine Observation Satellite, Medical Outcomes Study, Member of Service, Mode Of Shipment etc.
Err... recently 2 London grrlz on aim:

A: "So tell me what happened after the party at MoS last night!"
B: "Ok, I was just about to leave when I met this really handsome MOS.
He told me his MOS is Infantryman in the US Army. Guys in uniform just turn me on!"
A: "Sweet, and then? Did you make out with him?"
B: "Yes! We had a good mos in the club and then he asked me if I wanted to come to his place, I said 'mos!'"
A: "Really, so did you...?"
B: "Yeah, when we got there, we started to have some real good MOS..."
A: "Wait, MOS!"
B: "Ok, ttyl ;)"
by 007 Bond November 20, 2006
187 39
 
2.
MOS
Military Occupational Specialty (MOS).
My MOS is Infantryman (11B).
by discharge March 03, 2005
132 50
 
3.
MOS
Actually the acronym M.O.S that stands for "Member of the Opposite Sex".


(You must have seen this word in some purity tests around the net)
Have you performed a strip tease for an MOS?
by Giorgio Orizio July 14, 2004
100 62
 
4.
Short for homos or gay people
Guy1: You wanna go to S.F. ?
Guy2: Nah too many 'mos
by Mistahtom January 06, 2006
42 26
 
5.
Mos
short for make out session. Used in context with mos it to describe incognito when you are going to make out without having to say it.
Andrew wanted to mos it tonight, but once again was turned down.
by Dmac79 May 16, 2006
32 22
 
6.
Mind Over Stupid Shit
Guy #1: Yo this kid says he can beat your ass
Guy#2:Whatever I stay on my M.O.S.S shit them niggas don't phase me
by Edizzlefoshizzle June 15, 2009
11 5
 
7.
Abbreviation of "most," meaning "very."
Yo' booty be mos' def.
by Safran May 07, 2003
5 4