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1 definition by david trezeguet

Post Relationship Sluttiness. The phenomenon in which a girl, after leaving a relatively long relationship, begins trying to flirt and subsequently hook up with every guy they see or know.
Guy 1: After Laura broke up with her boyfriend of 2 years, she went through 3 other guys in a matter of weeks.

Guy 2: That bitch got a classic case of PRS.
by david trezeguet July 28, 2007