Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “billow”

billow

noun [C usually pl]    /ˈbɪl·oʊ/
a large wave or any large, swelling mass: billows of smoke
(Definition of billow noun from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of billow

More American English definitions for “billow”

Translations of “billow”

Word of the Day

work out

to exercise in order to improve the strength or appearance of your body

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More