Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “mellow”

mellow

adjective  /ˈmel·oʊ/ us  

mellow adjective (SMOOTH)

pleasing because of being smooth, soft, or well developed and not too sharp, bright, new, or rough: a mellow flavor/tone

mellow adjective (RELAXED)

(of a person or mood) relaxed and pleasant: He looks mellow on stage, but he’s always tense before the show.

mellow

verb [I/T]  /ˈmel·oʊ/ us  

mellow verb [I/T] (SOFTEN)

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.

mellow verb [I/T] (RELAX)

(of a person or mood) to become more relaxed and pleasant: [I] She used to be very impatient, but she’s mellowed.
Phrasal verbs
(Definition of mellow from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is 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:

Add Cambridge dictionaries to your browser to your website

Definitions of “mellow” in other dictionaries

Word of the Day

tankard

a large usually drinking cup, usually made of metal, with sloping sides, a handle, and sometimes a lid, mainly used for drinking beer

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