Used in mainly internet gaming lingo. It describes a person who doesn't move far from a certain spot and picks off other players without the use of skill. Or sits in an area and kills a player(s) repeatedly. The player merely stays in one place and has hence sets up camp. Uses: In any FPS game, EverQuest, Paintball and other multiplayer games where a player can gain a cheap upper hand by remaining in the same place. Example: A: Bubba has stayed in the same spot the whole game. B: Yea, Bubba's just a camper.
CAMPER
Meaning of CAMPER in English
Slang English vocab. Английский сленговый словарь. 2012