adjective
- Not open to doubt.
- usage: "she wanted to go; that was for sure"
adverb
- Definitely or positively (`sure' is sometimes used informally for `surely'. )
- usage: "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"
- synonyms: surely, certainly, sure, for certain, sure enough, sure as shooting
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). for sure. Retrieved September 20, 2026, from http://smartdefine.org/for_sure/definitions/1174354 |
| Chicago | WordNet. 2010. "for sure" http://smartdefine.org/for_sure/definitions/1174354 (accessed September 20, 2026). |
| Harvard | WordNet 2010, for sure, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/for_sure/definitions/1174354>. |
| MLA | WordNet. "for sure" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/for_sure/definitions/1174354> |