adj. 1 soft, juicy, luscious, delicious, rich, sweet, flavourful, full-flavoured, ready, ripe, mature, ripened, aged She set before us a dish of mellow peaches Amontillado sherry is noted for its mellow taste. 2 musical, melodious, full, pure, rich, sweet, dulcet, mellifluous, euphonious, vibrant Her voice was low, mellow, and suggestive 3 soft, softened, subtle, muted, pastel The mellow shades of this painting would fit well into the décor 4 easygoing, genial, gentle, good-natured, easy, cordial, friendly, warm, amiable, agreeable, pleasant, cheerful, happy, jovial, felicitous Patrick seems to have become more mellow with age
v. 5 mature, ripen, age, season, sweeten, develop, improve (with age), soften Frank has mellowed since taking up golf