Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “mellow”


verb [I/T] (SOFTEN)   /ˈmel·oʊ/
to become more pleasing because of becoming more smooth , soft , or well developed and less sharp , bright , new, or rough : [I] The bright orange of the fresh paint mellowed as it dried . [T] Those medicinal herbs can be mixed with more appetizing herbs (= herbs that taste better ) to mellow their flavors .
(Definition of mellow verb (SOFTEN) from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of mellow

Browse related topics

You are looking at an entry to do with Calming and relaxing, but you might be interested in these topics from the Calm and quiet topic area:

Definitions of “mellow” in other dictionaries

Word of the Day


to pour liquid slowly over something, especially in a thin line or in small drops

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