2 definitions by thatCSguy

A title conferred to a select group of chess Grandmasters who are found to have cheated at any point in their chess career either over the board or virtually.

Unlike the Grandmaster title, once conferred, the Cheatmaster title is irrevocable.
Chess.com just outed another Cheatmaster today! They caught him in over 100 games!
by thatCSguy October 21, 2022
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