He's a great worker, and we know he'll work his tail off this offseason.
Micah has really been working his tail off helping everybody out.
She was working her tail off to be icy.
Must have worked his tail off to get here.
I worked my tail off helping the company get through its rough times.
We worked our tail off to make the team, and we are still working.
I work my tail off 70 hours a week.
He was a mess his last couple of years, and she worked her tail off to make sure no one knew it.
Worked my tail off this last week, doing research.
A man can work his tail off some years and come to nothing in the end.