Did you know?

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

gauge - 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.



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] gauge pronunciation in American English /ɡeɪdʒ/
Word Forms

Related words

  • Facebook
  • Twitter
  1. 1
    a piece of equipment that measures the amount of something

    the fuel/gas/pressure gauge

    a rain/snow/hail gauge

  2. 2
    [usually singular] a fact or event that can be used for judging someone or something

    New orders are a gauge of how well manufacturers are doing.

  3. 3
    a way of saying how thick something is, especially something made of metal, wire, or plastic

    a small-gauge needle

    heavy-gauge plastic

    1. a.
      the width of the barrel of a gun (=the part you fire the bullet through)

      a 12-gauge shotgun

      Synonyms and related words
    2. b.
      the distance between the two metal rails (=tracks) of a railroad, or between the wheels of the train

      a narrow-gauge railroad


sea lion

in an online conversation, repeatedly asking a person questions which suggest that you are interested in what they are talking about, but are actually intended to annoy them

BuzzWord Article

Open Dictionary


an electric skateboard

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