Did you know?

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

flag - 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.

noun [countable]     flag pronunciation in American English
Word Forms
  1. 1
    a piece of cloth decorated with the pattern and colors that represent a country or organization. A flag is often hung from a pole called a flagpole

    The American flag is called the stars and stripes.

    There was a march with flags flying and drums beating.

  2. 2
    a piece of colored cloth that is used for giving a signal

    A green flag indicates the start of the race.

  3. 3

    the flag

    the country that someone belongs to

    loyal to the flag



a lifestyle focussing on simple pleasures such as comfort and cosiness in the home, and spending time with friends and family

BuzzWord Article

Open Dictionary


a form of location that involves the underwater detonation of a bomb which causes sound waves that are picked up by ships

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