definitely or positively (`sure' is sometimes used informally for `surely')
- the results are surely encouraging
- she certainly is a hard worker
- it's going to be a good day for sure
- they are coming, for certain
- they thought he had been killed sure enough
- he'll win sure as shooting
- they sure smell good
- sure he'll come
Synonym: surelycertainlysurefor certainsure enoughsure as shooting