work your ass off
成語所屬單字ass
work your ass off — 慣用語
1. to work extremely hard for a long time.
1.慣用語
釋義
拼了命地工作；累得要命
to work extremely hard for a long time.
例句
Camille worked his ass off all summer to pay for his first year of college.
The whole team worked their asses off to finish the project before Friday.