Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “greenback”


noun [C]     /ˈɡriːnbæk/ US informal MONEY
the American dollar , as referred to in relation to currency trading : Economic growth will affect the global demand for greenbacks. The new currency has lost around 10% of its value against the greenback.
(Definition of greenback noun from the Cambridge Business English Dictionary © Cambridge University Press)
Focus on the pronunciation of greenback

Definitions of “greenback” in other dictionaries

Translations of “greenback”

Word of the Day


a good knowledge of something, or the fact that you know it so well

Word of the Day


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