As an expert in linguistics and cultural expressions, I can provide you with a detailed explanation of the phrase "eat your heart out."

When someone tells you to "eat your heart out," it is generally not meant to be taken literally. Instead, it is an idiomatic expression that is used to convey a sense of triumph or satisfaction over someone else. The phrase is often used in a competitive or comparative context where one person is doing something particularly well or achieving something noteworthy, and they want to make it clear to another person that they have outdone them or succeeded where the other person has not.

For example, if two people are competing for the same job and one of them gets it, they might say to the other, "Eat your heart out," to indicate that they have won the competition and the other person has not.

Here's the phrase separated as requested:

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From the 16th century "to eat one's own heart" (to suffer in silence from anguish or grief), possibly from the Bible "to eat one's own flesh" (to be lazy). The phrase "to eat one's heart out" appears as a formulaic phrase in the Iliad, meaning to experience extreme grief.read more >>