work tail off

work one's tail off

and work one's buns off; work one's ass off; work one's butt off

Inf. Fig. to work very hard. (Use caution with butt.) I worked my tail off to get done on time. You spend half your life working your butt off—and for what?

Common Names:

Name	Pronounced	Usage
Aditya	-	Hinduism, Indian, Hindi, Marathi, Malayalam, Kannada, Telugu, Tamil, Nepali, Indonesian
Maverick	MAV-ə-rik	English
Ashmole	['æʃməul]
Aubree	AWB-ree	English (Modern)
Jacklyn	JAK-lin	English
Unn	-	Norwegian