1. Having a full and pleasing flavour through proper aging
   "mellowed fruit";
   - mellow
    
2. Softened through age or experience
   "mellowed wisdom";
   - mellow

1. Soften, make mellow
   "Age and experience mellowed him over the years"
    
2. Become more relaxed, easygoing, or genial
   "With age, he mellowed";
   - melt, mellow out [informal]
    
3. Make or grow (more) mellow
   "These apples need to mellow a bit more"; "The sun mellowed the fruit"

See also: mature, ripe, soft

Type of: change, soften

Encyclopedia: Mellow