"цуу цуу" meaning in Mongolian

{
  "forms": [
    {
      "form": "cuu cuu",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "cat2": "animal commands"
      },
      "expansion": "цуу цуу • (cuu cuu)",
      "name": "mn-interjection"
    }
  ],
  "lang": "Mongolian",
  "lang_code": "mn",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "name": "Mongolian animal commands",
          "parents": [
            "Animal commands",
            "Interjections",
            "Communication",
            "Lemmas",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mongolian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mongolian terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "used to call goats"
      ],
      "id": "en-цуу_цуу-mn-intj-NNcCMTKB",
      "links": [
        [
          "goat",
          "goat#English"
        ]
      ]
    }
  ],
  "word": "цуу цуу"
}

{
  "forms": [
    {
      "form": "cuu cuu",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "cat2": "animal commands"
      },
      "expansion": "цуу цуу • (cuu cuu)",
      "name": "mn-interjection"
    }
  ],
  "lang": "Mongolian",
  "lang_code": "mn",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "Mongolian animal commands",
        "Mongolian entries with incorrect language header",
        "Mongolian interjections",
        "Mongolian lemmas",
        "Mongolian multiword terms",
        "Mongolian terms with redundant script codes"
      ],
      "glosses": [
        "used to call goats"
      ],
      "links": [
        [
          "goat",
          "goat#English"
        ]
      ]
    }
  ],
  "word": "цуу цуу"
}