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