warn

verb
UK: /wɔːn/
US: /wɔːrn/

  1. To tell someone about possible danger or trouble.

    1. I must warn you: it's cold today so dress warmly. [ ] [ ]
    2. They warn visitors not to swim after the heavy rain because of pollution. [ ] [ ]

  2. To advise or try to persuade someone to do something.

    1. I warn my kids to be careful online every time. [ ] [ ]
    2. Doctors often warn smokers about the health risks of their habit. [ ] [ ]

Synonyms

alert notify caution admonish
warn noun

  1. A piece of advice about danger.

    1. I give you this warn about bad drivers. [ ] [ ]
    2. The loud noise was a warn of impending danger, so we quickly evacuated. [ ] [ ]

Frequently Asked Questions

The word "warn" in English means: To tell someone about possible danger or trouble., To advise or try to persuade someone to do something..

The phonetic transcription of "warn" is /wɔːn/ in British English and /wɔːrn/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "warn": alert, notify, caution, admonish.

Example usage of "warn": "I must warn you: it's cold today so dress warmly.". More examples on the page.