Game Master

[ geym-mas-ter, mah-ster ]
/ ˈgeɪm ˌmæs tər, ˌmɑ stər /

noun

Games. Abbreviation: GM
  1. the person who organizes or directs the story or play in a tabletop game, as a role-playing game. Compare Dungeon Master.
  2. (in an MMORPG) an employee representative of the game developer who maintains a presence in the online game and may be called by players to resolve technical issues, enforce terms of service, etc.: If someone is being abusive or harassing you, just report him to a Game Master.

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Origin of Game Master

First recorded in 2000–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020