Definitions for "Gamemaster"
Keywords:  poobah, yeesh, haha, mmorpg, whining
(abbreviated GM) the facilitator for a role playing game. the one who determines or decides what happens in a role playing game. the one who runs a role playing game. contrasts with player.
the person(s) running and controlling the overall game
GameMasters are staff that run events and sometimes fix character-side problems in the MMORPG.
The Gamemaster series of board games consisted of five war simulation games created by the game company Milton Bradley, beginning in 1984 with the introduction of the extremely popular Axis and Allies.