PP

PP may refer to:
*PP2000 - A machine pistol featured in Call of Duty: Modern Warfare 2 and Call of Duty: Online. 
*PP90M1 - A submachine gun featured in Call of Duty: Modern Warfare 3 and Call of Duty: Black Ops Declassified.
*PP-19 - Redirected in the game files as the Bizon in Call of Duty: Ghosts.
*PPSh-41 - A submachine gun in the World War II era games and in some Black Ops games.
*PPS-42 - A submachine gun in Call of Duty 2.
*PPS-43 - A submachine gun in Call of Duty: Black Ops (Nintendo DS).