noun.a word used to express anger, frustration, or sadness.
often used when everything is screwed up and you want to say it to someone and can't make it comeout of your mouth so the person sais nyag.
drag, shit, arrg!, god damn it.
also might be used as:
NYAG? = Nigger You Are Gay?
ShitOnAStick:i just failed a test...
GothOnAStick:ah nyag! >:(
black faggot: today is so fabuluuus!
randome color dude: NYAG?
black faggot: maybe...