- 1[intransitive, transitive] to become or make someone become less extreme in behavior, etc., especially as a result of growing older She had mellowed a great deal since their days at college. mellow somebody A period spent working abroad had done nothing to mellow him.
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- 2[intransitive, transitive] mellow (something) to become, or make a color become, less bright, especially over a period of time
- 3[intransitive, transitive] mellow (something) to develop or make wine develop a pleasant and less bitter taste over a period of time Phrasal Verbsmellow out
mellow
verbNAmE//ˈmɛloʊ//
Verb Forms present simple I / you / we / they mellow he / she / it mellows
past simple mellowed
-ing form mellowing
Check pronunciation: mellow