Someone in a strategy, combat, or other style of multiplayer competitve game who uses tactics which are either unskilled, particularly cowardly, or ludicrously easy to pull off (compared to their effectiveness). That is, someone who is being cheap or lame in a game. Example: (adj) What a lamer strategy. (n) That guy's such a lamer.
LAMER
Meaning of LAMER in English
Slang English vocab. Английский сленговый словарь. 2012