1.
If you work off energy, stress, or anger, you get rid of it by doing something that requires a lot of physical effort.
She went for a brisk walk to work off her frustration...
If I’ve had a bad day I’ll work it off by cooking.
PHRASAL VERB : V P n (not pron) , V n P
2.
If you work off a debt, you repay it by working.
The report proposes that students be allowed to work off their debt through community service...
There were heavy debts. It would take half Edward’s lifetime to work them off.
PHRASAL VERB : V P n (not pron) , V n P