sure

adjective
UK: /ʃʊər/
US: /ʃʊr/

  1. Certain of something; having no doubt.

    1. I am sure I locked the door before leaving. [ ] [ ]
    2. Are you absolutely sure that you saw him yesterday in the library? [ ] [ ]

  2. Confident that something will happen; feeling positive.

    1. She is sure to win the race because she trains hard. [ ] [ ]
    2. I felt pretty sure that they'd want to buy the house as it’s nice. [ ] [ ]

  3. Used to emphasize something, often in response to a question.

    1. "Can you help me?" "Sure, I can." [ ] [ ]
    2. "Do you need a ride to the airport?" "Sure, that would be great." [ ] [ ]

Synonyms

certainly certain positive confident assuredly definitely
sure adverb

  1. Certainly; without a doubt.

    1. He sure is a talented musician because the crowd loves him. [ ] [ ]
    2. She sure did make a mess, but she cleaned it up afterwards nicely. [ ] [ ]
sure interjection

  1. Used to express agreement or acceptance.

    1. "Want to grab some lunch?" "Sure!" We can go now. [ ] [ ]
    2. "Would you like another cup of tea?" "Sure, thanks for offering more." [ ] [ ]
sure verb

  1. To make certain or guarantee something.

    1. Make sure you have enough money on you. [ ] [ ]
    2. Please make sure to lock the door before going to bed tonight. [ ] [ ]

Frequently Asked Questions

The word "sure" in English means: Certain of something; having no doubt., Confident that something will happen; feeling positive., Used to emphasize something, often in response to a question..

The phonetic transcription of "sure" is /ʃʊər/ in British English and /ʃʊr/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "sure": certainly, certain, positive, confident, assuredly, definitely.

Example usage of "sure": "I am sure I locked the door before leaving.". More examples on the page.