for certain Meaning, Definition & Usage
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adverb definitely or positively (`sure' is sometimes used informally for `surely')
certainly; sure; sure enough; sure as shooting; surely; for sure.
- 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