Meaning of the word "work your guts out" in English

What does "work your guts out" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

work your guts out

US /wɜrk yʊər ɡʌts aʊt/
UK /wɜrk yʊər ɡʌts aʊt/
"work your guts out" picture

Idiom

1.

to work extremely hard

Example:
I had to work my guts out to finish the project on time.
She's been working her guts out all week to prepare for the presentation.
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