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That bitch is a prosty!
Man, this place is littered with prosties
by Massacre Mel September 06, 2008
Short form of "Prostitute".
Damn, it's like -10C outside! That's one frosty Prosty on the corner there!
by kowrek February 02, 2005
the short form for prostitute
look at all these prosties(pl.), just invading!
by Ashlee LT August 01, 2005