it means nothing much
or never mind
nm= not much
Nm=not much. Wbu=what about you.
Nm = Newton metre
nm
If you mean nanometer, that's abbreviated "nm" (lowercase), and the answer is a million.
what you up to = wuu2... nothing much=nm...hiya=hya or hia... why=Y... You=U
500000000 to the world
New Mexico
No, but mean people may use Facebook.
nm means nothing much nvm means never mind.
nothing much, what about you.
What does tbs mean on Facebook