Penis or player points.
Pp is usually used for penis.
Player points are how much you're score is, based off one map or your total.
Istg if u don't know what fucking penis mean
Guy 1: "I got 727 pp ahahahah"
Guy 2: "WYSI ahahahah"
Guy 3: "Are you guys talking about penises, or something?"
Guy 1: "No, wtf"
Guy 2: "Weirdo."
Guy 3: "Then what?"
Guy 2: "You're just stupid."