A word often used at Pontiac Township High school:
To describe a lower class person, (Offensive) Someone who can't afford (Or just doesn't want to look like a TOOL) Aeropostal, and or Abercrombie, Hollister ect. Someone who looks as if they never bathe.
Someone who you assume smells, although you're always dodging them in the hallway for fear that your nostrils will fill with their putrid sent.
A word created by people who are, for lack of a better word, insecure about themselves.
"Oh, dude. That chick is so crusty!"
"Why? Just because she can't afford douchebag clothes like you?"