1 definition by TheBobzo
The act of getting head from a dirty prostitute by making her slurp a cold Wendy's Frosty off your cock.
John: "How'd you enjoy your little trip to Wendy's yesterday?"
Matt: "It was epic. She gave me a nice Prosty Frosty in the parking lot."
Matt: "It was epic. She gave me a nice Prosty Frosty in the parking lot."
by TheBobzo October 18, 2010