"rock cavy" meaning in English

{
  "forms": [
    {
      "form": "rock cavies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "rock cavies"
      },
      "expansion": "rock cavy (plural rock cavies)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Caviomorphs",
          "orig": "en:Caviomorphs",
          "parents": [
            "Rodents",
            "Mammals",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1984, Mario Vargas Llosa, translated by Helen R. Lane, The War of the End of the World, Folio Society, published 2012, page 93",
          "text": "[T]hey buried him in Borracha, where they had set up a shelter, in which the Sardelinha sisters offered soup made from Spanish plums, rock cavy, and yellow lupine.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A large cavy, Kerodon rupestris, native to Brazil."
      ],
      "id": "en-rock_cavy-en-noun-04feJMLy",
      "links": [
        [
          "cavy",
          "cavy"
        ]
      ],
      "wikipedia": [
        "rock cavy"
      ]
    }
  ],
  "word": "rock cavy"
}

{
  "forms": [
    {
      "form": "rock cavies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "rock cavies"
      },
      "expansion": "rock cavy (plural rock cavies)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Entries using missing taxonomic name (species)",
        "Quotation templates to be cleaned",
        "en:Caviomorphs"
      ],
      "examples": [
        {
          "ref": "1984, Mario Vargas Llosa, translated by Helen R. Lane, The War of the End of the World, Folio Society, published 2012, page 93",
          "text": "[T]hey buried him in Borracha, where they had set up a shelter, in which the Sardelinha sisters offered soup made from Spanish plums, rock cavy, and yellow lupine.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A large cavy, Kerodon rupestris, native to Brazil."
      ],
      "links": [
        [
          "cavy",
          "cavy"
        ]
      ],
      "wikipedia": [
        "rock cavy"
      ]
    }
  ],
  "word": "rock cavy"
}