The idiom "work one's guts out" is a vivid and informal expression that originated in the early 20th century. The phrase refers to working extremely hard, to the point of exhaustion, and suggests that one has put all their physical and emotional energy into the task. This phrase is an informal expression that is often used in casual conversation. It can be used to describe any intense or demanding work situation, from manual labor to mental exertion.

What is the origin of the idiom "work one's guts out" and when to use it?

英語での「 work one's guts out」の定義と意味

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