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ENGLISH · A WORD WITH POSSIBILITIES

mellow.

Soft or tender by reason of ripeness; having a tender pulp.

6 characters2 syllables approx.English language

Meaning & usage

adj/ˈmɛləʊ/Received-Pronunciation/ˈmɛloʊ/General-American
  1. Soft or tender by reason of ripeness; having a tender pulp.

    also · figuratively
    a mellow apple
  2. Matured and smooth, and not acidic, harsh, or sharp.

    also · figuratively
  3. Soft and easily penetrated or worked; not hard or rigid; loamy.

  4. Mature; of crops: ready to be harvested; ripe.

    poetic · usually
  5. Fruitful and warm.

    poetic
  6. Not coarse, brash, harsh, or rough; delicate, rich, soft, subdued.

    figuratively · usually
  7. Senses relating to a person or their qualities. Well-matured from age or experience; not impetuous or impulsive; calm, dignified, gentle.

    figuratively
  8. Senses relating to a person or their qualities. Cheerful, genial, jovial, merry; also, easygoing, laid-back, calm, relaxed.

    figuratively
  9. Senses relating to a person or their qualities. Drunk, intoxicated; especially slightly or pleasantly so, or to an extent that makes one cheerful and friendly.

    figuratively
  10. Senses relating to a person or their qualities. Pleasantly high or stoned, and relaxed after taking drugs; also, of drugs: slightly intoxicating and tending to produce such effects.

    US · figuratively · slang
  11. Pleasing in some way; excellent, fantastic, great.

    slang
Where this word comes from

The adjective is derived from Late Middle English melowe, melwe (“ripe, mellow; juicy; sweet”) [and other forms]; further etymology uncertain, possibly: * from an attributive use of melow, melowe, melewe, mele (“meal from ground grain or legumes; flour; kernel of barley or lentils”) [and other forms], from Old English melo, melu (“meal (edible part of a grain or pulse); flour”), from Proto-Germanic *melwą (“ground corn; meal; flour”), from Proto-Indo-European *melh₂- (“to crush; to grind”); or * a variant of Middle English merow, merowe, meruw (“soft, tender; of a person: frail; of love: unstable, variable”) [and other forms], from Old English meru, mearu (“soft, tender; delicate, frail; callow”) [and other forms], from Proto-Germanic *marwaz (“soft, mellow; brittle, delicate”), from Proto-Indo-European *mer(w)- (“to rub; to pack”). The noun and verb are both derived from the adjective. The etymology of noun sense 3 (“close friend; lover”) is unknown, but may also be derived from the adjective. Cognates * Dutch murw (“tender”) * German mürbe (“soft, tender”) * German Low German möör (“tender”) * Old Norse mör (“tender; aching”) (Icelandic meyr (“tender”)) * Saterland Frisian muur (“tender”) * West Frisian murf (“tender”)

noun/ˈmɛləʊ/Received-Pronunciation/ˈmɛloʊ/General-American
  1. The property of being mellow; mellowness.

    US · informal
  2. A comfortable or relaxed mood.

    US · informal · specifically
  3. Also main mellow: a close friend or lover.

    US · informal
Where this word comes from

The adjective is derived from Late Middle English melowe, melwe (“ripe, mellow; juicy; sweet”) [and other forms]; further etymology uncertain, possibly: * from an attributive use of melow, melowe, melewe, mele (“meal from ground grain or legumes; flour; kernel of barley or lentils”) [and other forms], from Old English melo, melu (“meal (edible part of a grain or pulse); flour”), from Proto-Germanic *melwą (“ground corn; meal; flour”), from Proto-Indo-European *melh₂- (“to crush; to grind”); or * a variant of Middle English merow, merowe, meruw (“soft, tender; of a person: frail; of love: unstable, variable”) [and other forms], from Old English meru, mearu (“soft, tender; delicate, frail; callow”) [and other forms], from Proto-Germanic *marwaz (“soft, mellow; brittle, delicate”), from Proto-Indo-European *mer(w)- (“to rub; to pack”). The noun and verb are both derived from the adjective. The etymology of noun sense 3 (“close friend; lover”) is unknown, but may also be derived from the adjective. Cognates * Dutch murw (“tender”) * German mürbe (“soft, tender”) * German Low German möör (“tender”) * Old Norse mör (“tender; aching”) (Icelandic meyr (“tender”)) * Saterland Frisian muur (“tender”) * West Frisian murf (“tender”)

verb/ˈmɛləʊ/Received-Pronunciation/ˈmɛloʊ/General-American
  1. To cause (fruit) to become soft or tender, specifically by ripening.

    US · informal · transitive
  2. To cause (food or drink, for example, cheese or wine, or its flavour) to become matured and smooth, and not acidic, harsh, or sharp.

    US · informal · transitive
  3. To soften (land or soil) and make it suitable for planting in.

    US · informal · regional · transitive
  4. To reduce or remove the harshness or roughness from (something); to soften, to subdue, to tone down.

    US · figuratively · informal · transitive
  5. To cause (a person) to become calmer, gentler, and more understanding, particularly from age or experience.

    US · figuratively · informal · transitive
    The fervour of early feeling is tempered and mellowed by the ripeness of age.
  6. To cause (a person) to become slightly or pleasantly drunk or intoxicated.

    US · figuratively · informal · transitive
  7. Followed by out: to relax (a person); in particular, to cause (a person) to become pleasantly high or stoned by taking drugs.

    US · also · figuratively · informal · reflexive · transitive
  8. To mature and lose its harshness or sharpness.

    US · informal · intransitive
  9. To be rendered soft and suitable for planting in.

    US · informal · intransitive · regional
  10. To lose harshness; to become gentler, subdued, or toned down.

    US · figuratively · informal · intransitive
  11. To relax; in particular, to become pleasantly high or stoned by taking drugs.

    US · figuratively · informal · intransitive
Where this word comes from

The adjective is derived from Late Middle English melowe, melwe (“ripe, mellow; juicy; sweet”) [and other forms]; further etymology uncertain, possibly: * from an attributive use of melow, melowe, melewe, mele (“meal from ground grain or legumes; flour; kernel of barley or lentils”) [and other forms], from Old English melo, melu (“meal (edible part of a grain or pulse); flour”), from Proto-Germanic *melwą (“ground corn; meal; flour”), from Proto-Indo-European *melh₂- (“to crush; to grind”); or * a variant of Middle English merow, merowe, meruw (“soft, tender; of a person: frail; of love: unstable, variable”) [and other forms], from Old English meru, mearu (“soft, tender; delicate, frail; callow”) [and other forms], from Proto-Germanic *marwaz (“soft, mellow; brittle, delicate”), from Proto-Indo-European *mer(w)- (“to rub; to pack”). The noun and verb are both derived from the adjective. The etymology of noun sense 3 (“close friend; lover”) is unknown, but may also be derived from the adjective. Cognates * Dutch murw (“tender”) * German mürbe (“soft, tender”) * German Low German möör (“tender”) * Old Norse mör (“tender; aching”) (Icelandic meyr (“tender”)) * Saterland Frisian muur (“tender”) * West Frisian murf (“tender”)

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.