English dictionary
sure
/S//U/r/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
adjective
-
having or feeling no doubt or uncertainty; confident and assured
ExamplesWas sure (or certain) she had seen it.
Was very sure in his beliefs.
Sure of her friends.
Source: WordNet 3.0
-
certain to occur; destined or inevitable
ExamplesSudden but sure regret.
He is sure to win.
Antonyms uncertainSource: WordNet 3.0
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Certainly knowing and believing; confident beyond doubt; implicity trusting; unquestioning; positive.
Source: webster1913
adverb
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definitely or positively (`sure' is sometimes used informally for `surely')
ExamplesThe results are surely encouraging.
It's going to be a good day for sure.
They thought he had been killed sure enough.
He'll win sure as shooting.
They sure smell good.
Sure he'll come.
Source: WordNet 3.0
-
In a sure manner; safely; certainly.
Source: webster1913
adjective satellite
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exercising or taking care great enough to bring assurance
ExamplesBe sure to lock the doors.
Source: WordNet 3.0
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physically secure or dependable
ExamplesA sure footing.
Was on sure ground.
Source: WordNet 3.0
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reliable in operation or effect
ExamplesA sure way to distinguish the two.
Wood dust is a sure sign of termites.
Source: WordNet 3.0
-
(of persons) worthy of trust or confidence
ExamplesA sure (or trusted) friend.
Synonyms trustedSource: WordNet 3.0
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infallible or unfailing
ExamplesA sure (or true) sign of one's commitment.
Source: WordNet 3.0
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certain not to fail
ExamplesA sure hand on the throttle.
Source: WordNet 3.0
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impossible to doubt or dispute
ExamplesIndisputable (or sure) proof.
Synonyms indisputableSource: WordNet 3.0