Games. Abbreviation: GM
(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.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use Game Master in a sentence
And that gets to the heart of what makes the game so incredible: By staying silent, it turns the player into the Game Master.Lost For Thousands of Strokes: 'Desert Golfing' Is 'Angry Birds' as Modern Art | Alec Kubas-Meyer | January 2, 2015 | THE DAILY BEAST