sure, certain, positive, cocksure mean having no doubt or uncertainty. sure usually stresses the subjective or intuitive feeling of assurance. From a basic oil change to post-collision body work, you can trust our team of expert technicians to make sure your car is in perfect condition for your drives around Mechanicsburg, Lancaster, Harrisburg, Trevose, West Chester, Bethlehem, Philadelphia, Willow Grove, and Jenkintown.

Context Explanation

SURE meaning: 1. certain; without any doubt: 2. certain or certainly: 3. to be very or too confident: .

Insight Material

Learn more. Sure is used to emphasize that something such as a sign or ability is reliable or accurate. Being sure has to do with being certain, convinced, trustworthy, or dependable. You can trust a sure thing. These adjectives mean feeling or showing no doubt.

Final Conclusion

Sure and certain are frequently used interchangeably; sure, however, is the more subjective term, whereas certain may imply belief based on experience or evidence: "Never teach a child anything of which you are not yourself sure" (John Ruskin). SURE definition: free from doubt as to the reliability, character, action, etc., of something. See examples of sure used in a sentence. Work your way up during these five years into Mr. Van Ostend's confidence, and I am sure, _sure_, that by that time he will have something for you that will satisfy even your young ambition.