"unhummed" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "hummed"
      },
      "expansion": "un- + hummed",
      "name": "prefix"
    }
  ],
  "etymology_text": "From un- + hummed.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "unhummed (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with un-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2016, Graham Robb, Cols and Passes of the British Isles:",
          "text": "But perhaps the best course would be to turn around at Cowleigh Gate and complete the route in the other direction so that no view will have remained unseen and no melody unhummed.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Not hummed."
      ],
      "id": "en-unhummed-en-adj-LJSCTvtU",
      "links": [
        [
          "hum",
          "hum"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "unhummed"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "hummed"
      },
      "expansion": "un- + hummed",
      "name": "prefix"
    }
  ],
  "etymology_text": "From un- + hummed.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "unhummed (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms prefixed with un-",
        "English terms with quotations",
        "English uncomparable adjectives",
        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2016, Graham Robb, Cols and Passes of the British Isles:",
          "text": "But perhaps the best course would be to turn around at Cowleigh Gate and complete the route in the other direction so that no view will have remained unseen and no melody unhummed.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Not hummed."
      ],
      "links": [
        [
          "hum",
          "hum"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "unhummed"
}