give somebody ideas | put ideas into somebody’s headidiomPart ofideagive somebody ideas | put ideas into somebody’s headgive somebody ideas | put ideas into somebody’s head — idiomidiom1. To make someone believe something that may not be true or reasonable.1.idiomDefinitionTo make someone believe something that may not be true or reasonable.ExampleDon't give him ideas about winning the lottery.Who put those silly ideas into your head?