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2. Nasty Girl
Stands for "National Guard." Usually applies to individuals who are, in fact, weekend warriors, but think that they are the most badass "Army" guy out there.

They talk about basic training constantly, and always take pictures of themselves in their gently used uniforms.

A typical nasty girl facebook post: "Random Drill Sergeant quote... HOOAH!!!!!"
That nasty girl always has to tell everybody about anything he does Army related.
1. Nasty Girl
Nasty Girl, is a Girl who no Longer cares about her Reputation and that likes to get bone down and suck up guys and shit like that, deffinately someone you dont want to be friends with..
"so that chick i hooked up with lasst niight, Man! , she was a Nasty Girl"
3. nasty girl
a stank girl who goes out with virtually no clothes on, dances like a complete slut, or acts like a whore. usually a combination.
"look how she is dressed! nasty girl!"
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