An abbreviation of "not much" or "nothing much". It is most commonly used in instant messaging conversations as an easy and thoughtless answer to the question what's up.
Some people also use it as an abbreviation for "nevermind", but "nvm" is more popular.
Typical start of an MSN conversation:
Jack: hey
Jill: hey
Jack: sup?
Jill: nm u?
Jack: nm
Jill: cool
Jack: yup
Jack: (starts talking about something)
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an annoying/lazy way of saying "Oh, I was just sitting here with my thumb up my ass, waiting for you to ask me what I was doing. In fact, let's just stand here and piss away 3 minutes of our lives talking in unclear ambiguous terms about how our day is, what we did five minutes ago, and what we plan on doing five minutes from now."
Person 1: Whazzzz up??
Person 2: nm
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nm is a messenger term that can mean 3 things
1. nothing much
2. never mind
3. no message (comment)
you must be careful that the other person knows what it means.
(a) ello
(b) hi
(a) wuu2
(b) nm u?
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nigga moment
Used to describe situations of cancerous essence, i.e. AIDS situations
-doesn't necessarily have to be used when one or more African-American individuals are at fault for the nigga moment
"bro, my uncle buttfucked me last night and my asshole won't close up again"
"damn bro, that's such an NM"
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not much. shortened version of not much. used on msn, etc for lazy people who cant be arsed to type the full word.
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Nautical Mile.
A unit of length used in navigation; exactly 1,852 meters; historically based on the distance spanned by one minute of arc in latitude.
1 NM = 1.15078 MI
Pilot 1:How much further until our waypoint?
Pilot 2:About 16 nm
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