beat someone at their own game

beat someone at their own game

COMMON If you beat someone at their own game, you do something more successfully than they do, although they have a reputation for doing it better than anyone else. There are now any number of self-help books offering women advice on techniques to beat men at their own game. With all her social skills, she soon fitted into Maria's circle of friends, and in fact found that she could beat them at their own game.
See also: beat, game, own