Did you know?

Click any word in a definition or example to find the entry for that word

of course - definition and synonyms

What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.

Thesaurus diagram

The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.

adverb     of course pronunciation in British English
  1. 1
    used for sayingyes’ very definitely, in answer to a question

    ‘Do you know what I mean?’ ‘Of course.’

    1. a.
      used for giving someone permission in a polite way

      ‘May I come in?’ ‘Of course you may.’

    2. b.
      used for agreeing or disagreeing with someone

      ‘I’m sure everything’s going to be OK.’ ‘Of course it is.’

      ‘They won’t mind if we’re a bit late.’ ‘Of course they will.’

  2. 2
    used for saying something that you think someone probably already knows or will not be surprised about

    I will, of course, make sure you’re all kept fully informed.

    He found out in the end, of course.

quiz invitation
  • Facebook
  • Twitter


a combination of a hotdog and a hamburger in a specially designed bread bun

BuzzWord Article

Word of the Day


relating to marriage

Open Dictionary

patio diplomacy

high-level diplomats meeting and dining in an informal environment e.g. a party or club

add a word


A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog
Macmillan learn live love play