work your ass off

Also found in: Acronyms.

work (one's) ass off

rude slang To work really hard (on or at something). I know you thought it was just a silly New Year's resolution, but I've been working my ass off at the gym! Sally and Jim work their asses off when we hold our user conference—I don't know what I'd do without them!
See also: ass, off, work

work your ass (or butt) off

work extremely hard. North American vulgar slang
See also: ass, off, work
References in periodicals archive ?
Theater is good for your soul, but you're paid little money and you work your ass off and few people see it,'' says Harris.
I know what it's like to work your ass off on things that don't completely come together.