Adjective for sure has 1 sense
- for sure - not open to doubt; "she wanted to go; that was for sure"
Antonym: questionable (indirect, via unquestionable)
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Adverbial for sure has 1 sense
- surely, certainly, sure, for sure, for certain, sure enough, sure as shooting - 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"
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