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
Yamato	yah-mah-to	Japanese
Gaius	GAH-yoos (Ancient Roman), GAH-yuws (Ancient Roman), GIE-əs (English)	Ancient Roman, Biblical Latin, Biblical
CÉLeste	se-LEST	French
CebraİL	-	Turkish
MÓNika	-	Hungarian
Sati	-	Hinduism