play (a game of) cat and mouse with somebody | play a cat-and-mouse game with somebodyidiomPart ofgameplay (a game of) cat and mouse with somebody | play a cat-and-mouse game with somebodyplay (a game of) cat and mouse with somebody | play a cat-and-mouse game with somebody — idiomidiom1. To tease or confuse someone by changing behavior, making them nervous.1.idiomDefinitionTo tease or confuse someone by changing behavior, making them nervous.ExampleThe detective played cat and mouse with the suspect for hours.The cat played a cat-and-mouse game with the mouse before catching it.