eat (something or someone) for breakfast
To defeat someone or succeed at something easily. Often used as part of a boast. He can challenge me all he wants, I'm not worried! I eat chumps like him for breakfast! If anyone can write a term paper in one night, it's Rich—he eats assignments like that for breakfast! Please, I eat guys like him for breakfast, and I'm going to make that clear at the weigh-in!
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