"unaged" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "aged"
      },
      "expansion": "un- + aged",
      "name": "prefix"
    }
  ],
  "etymology_text": "un- + aged",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "unaged (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"
        }
      ],
      "examples": [
        {
          "ref": "2009 February 7, Richard Ouzounian, “Buenos Aires' a treat - mainly because of the meat”, in Toronto Star",
          "text": "Argentinian beef is grass-fed, hormone-free and unaged.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Not having been aged"
      ],
      "id": "en-unaged-en-adj-~zQnbL5e",
      "links": [
        [
          "age",
          "age"
        ]
      ],
      "synonyms": [
        {
          "word": "un-aged"
        }
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "unaged"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "aged"
      },
      "expansion": "un- + aged",
      "name": "prefix"
    }
  ],
  "etymology_text": "un- + aged",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "unaged (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"
      ],
      "examples": [
        {
          "ref": "2009 February 7, Richard Ouzounian, “Buenos Aires' a treat - mainly because of the meat”, in Toronto Star",
          "text": "Argentinian beef is grass-fed, hormone-free and unaged.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Not having been aged"
      ],
      "links": [
        [
          "age",
          "age"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "un-aged"
    }
  ],
  "word": "unaged"
}