Did you know?

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

flier - 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]     flier pronunciation in American English
Word Forms
  • Facebook
  • Twitter
  1. 3
    a bird, insect, or animal that flies in a particular way

    Sandflies are poor fliers.

  2. 4
    American informal a project that involves risks or that is dangerous
    take a flier (on something) (=agree to take part in something that is risky):

    It’s risky, but I took a flier on it and invested a few dollars.

  3. 5
    informal a person, animal, or vehicle that can go very fast

    Sam is a flier around the bases.

Open Dictionary


a rise in the level of a stream or river

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