- 1 to be able to be removed Does this hood come off? That mark won't come off.
- 2(informal) to take place; to happen Did the trip to Rome ever come off?
- 3(informal) (of a plan, etc.) to be successful; to have the intended effect or result They had wanted it to be a surprise but the plan didn't come off.
- 4come off well, badly, etc. (informal) to be successful/not successful in a fight, contest, etc. I thought they came off very well in the debate.