Top definition
a woman who has, in the past, engaged promiscuous sexual intercourse, not necessarily for money. This woman is now aiming for respectability and has selective amnesia regarding her previous exploits and their frequency.

Carl- "Wow, that new girl down in HR is cute."

Dave- "Yeah but dude, she's a total pastwhore. Ask my buddy Ted."
by wordwoman August 20, 2008
Get the mug
Get a pastwhore mug for your father-in-law Georges.