"zero-grazed" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "zero-grazed (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"
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          "source": "w"
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      ],
      "examples": [
        {
          "ref": "2002, Frances Cleaver, Masculinities matter!: men, gender, and development, page 152",
          "text": "The group also has two zero-grazed cows that provide milk for sale. The group obtained the cows from a church project in 1993.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Kept in enclosures and never let out to graze."
      ],
      "id": "en-zero-grazed-en-adj-2cLQgR-r",
      "links": [
        [
          "cattle",
          "cattle"
        ],
        [
          "enclosure",
          "enclosure"
        ],
        [
          "graze",
          "graze"
        ]
      ],
      "raw_glosses": [
        "(of cattle) Kept in enclosures and never let out to graze."
      ],
      "raw_tags": [
        "of cattle"
      ],
      "related": [
        {
          "word": "semi-zero grazing"
        },
        {
          "word": "zero grazing"
        }
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "zero-grazed"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "zero-grazed (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "semi-zero grazing"
    },
    {
      "word": "zero grazing"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English terms with quotations",
        "English uncomparable adjectives",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2002, Frances Cleaver, Masculinities matter!: men, gender, and development, page 152",
          "text": "The group also has two zero-grazed cows that provide milk for sale. The group obtained the cows from a church project in 1993.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Kept in enclosures and never let out to graze."
      ],
      "links": [
        [
          "cattle",
          "cattle"
        ],
        [
          "enclosure",
          "enclosure"
        ],
        [
          "graze",
          "graze"
        ]
      ],
      "raw_glosses": [
        "(of cattle) Kept in enclosures and never let out to graze."
      ],
      "raw_tags": [
        "of cattle"
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "zero-grazed"
}