off
1.
to get rid of sth, especially a strong feeling, by using physical effort :
She worked off her anger by going for a walk.
2.
to earn money in order to be able to pay a debt :
They had a large bank loan to work off.
off
1.
to get rid of sth, especially a strong feeling, by using physical effort :
She worked off her anger by going for a walk.
2.
to earn money in order to be able to pay a debt :
They had a large bank loan to work off.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005