Definition of sure

What does the word sure mean? Find synonyms, antonyms and the meaning of the word sure in our free online dictionary! Find words starting with sure and anagrams of sure.

sure - 11 definitions

- adjective
1. certain -- having or feeling no doubt or uncertainty; confident and assured; "felt certain of success"; "was sure (or certain) she had seen it"; "was very sure in his beliefs"; "sure of her friends"
synonyms: certain
antonyms: uncertain -- lacking or indicating lack of confidence or assurance; "uncertain of his convictions"; "unsure of himself and his future"; "moving with uncertain (or unsure) steps"; "an uncertain smile"; "touched the ornaments with uncertain fingers" , uncertain -- lacking or indicating lack of confidence or assurance; "uncertain of his convictions"; "unsure of himself and his future"; "moving with uncertain (or unsure) steps"; "an uncertain smile"; "touched the ornaments with uncertain fingers"
Source:WordNet 3.0
 
2. certain -- exercising or taking care great enough to bring assurance; "be certain to disconnect the iron when you are through"; "be sure to lock the doors"
synonyms: certain
Source:WordNet 3.0
 
3. certain -- certain to occur; destined or inevitable; "he was certain to fail"; "his fate is certain"; "In this life nothing is certain but death and taxes"- Benjamin Franklin; "he faced certain death"; "sudden but sure regret"; "he is sure to win"
synonyms: certain
antonyms: uncertain -- not certain to occur; not inevitable; "everything is uncertain about the army"; "the issue is uncertain"
Source:WordNet 3.0
 
4. sure -- physically secure or dependable; "a sure footing"; "was on sure ground"
Source:WordNet 3.0
 
5. certain -- reliable in operation or effect; "a quick and certain remedy"; "a sure way to distinguish the two"; "wood dust is a sure sign of termites"
synonyms: certain
Source:WordNet 3.0
 
6. sure -- (of persons) worthy of trust or confidence; "a sure (or trusted) friend"
synonyms: trusted
Source:WordNet 3.0
 
7. sure -- infallible or unfailing; "a sure (or true) sign of one's commitment"
Source:WordNet 3.0
 
8. sure -- certain not to fail; "a sure hand on the throttle"
Source:WordNet 3.0
 
9. indisputable -- impossible to doubt or dispute; "indisputable (or sure) proof"
synonyms: indisputable
Source:WordNet 3.0
 
10. sure, surer -- free from doubt
synonyms: surer, surest, unsure, oversure, sured, sures, suring
Source:OWL 2 Web Ontology Language
 
- adverb
11. surely -- 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"
synonyms: surely, certainly, for sure, for certain, sure enough, sure as shooting
Source:WordNet 3.0
 
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Antonyms
uncertain -- lacking or indicating lack of confidence or assurance; "uncertain of his convictions"; "unsure of himself and his future"; "moving with uncertain (or unsure) steps"; "an uncertain smile"; "touched the ornaments with uncertain fingers"
uncertain -- lacking or indicating lack of confidence or assurance; "uncertain of his convictions"; "unsure of himself and his future"; "moving with uncertain (or unsure) steps"; "an uncertain smile"; "touched the ornaments with uncertain fingers"
uncertain -- not certain to occur; not inevitable; "everything is uncertain about the army"; "the issue is uncertain"

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