Definition of surefire
: certain to get successful or expected results <a surefire recipe>
Examples of surefire in a sentence
The movie is a surefire hit with teenagers.
There is no surefire way to predict the outcome.
First Known Use of surefire
SUREFIRE Defined for English Language Learners
Definition of surefire for English Language Learners
: certain not to fail : sure to be successful
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Thesaurus: All synonyms and antonyms for surefire
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