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eat your heart out

humorous

Definition

If someone says eat your heart out followed by the name of a famous person, they are joking that they are even better than that person: I'm singing in the village production of Tosca next month - eat your heart out Pavarotti!InterjectionsSounds used as interjections
(Definition of eat your heart out from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)