"му" meaning in Russian

{
  "forms": [
    {
      "form": "mu",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "interjection"
      },
      "expansion": "му • (mu)",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 12 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "evn",
          "name": "Water",
          "orig": "evn:Water",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "ru",
          "name": "Animal sounds",
          "orig": "ru:Animal sounds",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "1 1 1 1 16 16 15 0 0 0 0 0 0 0 0 0 0 0 4 2 17 8 13 0 0 0 0 0",
          "kind": "other",
          "name": "Pages with 12 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "1 1 1 1 15 15 15 0 0 0 0 0 0 0 0 0 0 0 7 3 17 7 13 0 0 0 0 0",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "english": "a cow moos",
          "roman": "koróva myčít",
          "text": "коро́ва мычи́т",
          "translation": "a cow moos",
          "type": "example"
        }
      ],
      "glosses": [
        "moo (sound a cow makes)"
      ],
      "id": "en-му-ru-intj-hRR-xRIU",
      "links": [
        [
          "moo",
          "moo"
        ]
      ],
      "qualifier": "imitative",
      "raw_glosses": [
        "(imitative) moo (sound a cow makes)"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[mu]"
    }
  ],
  "word": "му"
}

{
  "categories": [
    "Pages with 12 entries",
    "Pages with entries",
    "udm:Liquids"
  ],
  "forms": [
    {
      "form": "mu",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "interjection"
      },
      "expansion": "му • (mu)",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "Pages with 12 entries",
        "Pages with entries",
        "Russian 1-syllable words",
        "Russian entries with incorrect language header",
        "Russian interjections",
        "Russian lemmas",
        "Russian terms with IPA pronunciation",
        "Russian terms with usage examples",
        "evn:Water",
        "ru:Animal sounds"
      ],
      "examples": [
        {
          "english": "a cow moos",
          "roman": "koróva myčít",
          "text": "коро́ва мычи́т",
          "translation": "a cow moos",
          "type": "example"
        }
      ],
      "glosses": [
        "moo (sound a cow makes)"
      ],
      "links": [
        [
          "moo",
          "moo"
        ]
      ],
      "qualifier": "imitative",
      "raw_glosses": [
        "(imitative) moo (sound a cow makes)"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[mu]"
    }
  ],
  "word": "му"
}