"хз" meaning in Russian

{
  "etymology_templates": [
    {
      "args": {
        "1": "ru",
        "2": "хуй зна́ет",
        "3": "",
        "4": "fuck knows"
      },
      "expansion": "Initialism of хуй зна́ет (xuj znájet, “fuck knows”)",
      "name": "initialism"
    }
  ],
  "etymology_text": "Initialism of хуй зна́ет (xuj znájet, “fuck knows”), or хрен зна́ет (xren znájet, “nobody the hell knows”), or хочу́ зна́ть (xočú znátʹ, “I want to know”).",
  "forms": [
    {
      "form": "xz",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "phrase"
      },
      "expansion": "хз • (xz)",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Russian internet slang term roughly equivalent to \"I don't know\""
      ],
      "id": "en-хз-ru-phrase-pMNl4kkt",
      "links": [
        [
          "Internet",
          "Internet"
        ],
        [
          "slang",
          "slang"
        ],
        [
          "text messaging",
          "text messaging"
        ]
      ],
      "raw_glosses": [
        "(Internet slang, text messaging) Russian internet slang term roughly equivalent to \"I don't know\""
      ],
      "related": [
        {
          "tags": [
            "English"
          ],
          "word": "IDK"
        }
      ],
      "tags": [
        "Internet"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[xɨˈzɛ]"
    },
    {
      "audio": "LL-Q7737 (rus)-Cinemantique-хз.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/83/LL-Q7737_%28rus%29-Cinemantique-%D1%85%D0%B7.wav/LL-Q7737_%28rus%29-Cinemantique-%D1%85%D0%B7.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/83/LL-Q7737_%28rus%29-Cinemantique-%D1%85%D0%B7.wav/LL-Q7737_%28rus%29-Cinemantique-%D1%85%D0%B7.wav.ogg"
    }
  ],
  "word": "хз"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ru",
        "2": "хуй зна́ет",
        "3": "",
        "4": "fuck knows"
      },
      "expansion": "Initialism of хуй зна́ет (xuj znájet, “fuck knows”)",
      "name": "initialism"
    }
  ],
  "etymology_text": "Initialism of хуй зна́ет (xuj znájet, “fuck knows”), or хрен зна́ет (xren znájet, “nobody the hell knows”), or хочу́ зна́ть (xočú znátʹ, “I want to know”).",
  "forms": [
    {
      "form": "xz",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "phrase"
      },
      "expansion": "хз • (xz)",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "phrase",
  "related": [
    {
      "tags": [
        "English"
      ],
      "word": "IDK"
    }
  ],
  "senses": [
    {
      "categories": [
        "Pages with 2 entries",
        "Pages with entries",
        "Russian 2-syllable words",
        "Russian entries with incorrect language header",
        "Russian initialisms",
        "Russian internet slang",
        "Russian lemmas",
        "Russian phrases",
        "Russian terms with IPA pronunciation",
        "Russian text messaging slang"
      ],
      "glosses": [
        "Russian internet slang term roughly equivalent to \"I don't know\""
      ],
      "links": [
        [
          "Internet",
          "Internet"
        ],
        [
          "slang",
          "slang"
        ],
        [
          "text messaging",
          "text messaging"
        ]
      ],
      "raw_glosses": [
        "(Internet slang, text messaging) Russian internet slang term roughly equivalent to \"I don't know\""
      ],
      "tags": [
        "Internet"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[xɨˈzɛ]"
    },
    {
      "audio": "LL-Q7737 (rus)-Cinemantique-хз.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/83/LL-Q7737_%28rus%29-Cinemantique-%D1%85%D0%B7.wav/LL-Q7737_%28rus%29-Cinemantique-%D1%85%D0%B7.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/83/LL-Q7737_%28rus%29-Cinemantique-%D1%85%D0%B7.wav/LL-Q7737_%28rus%29-Cinemantique-%D1%85%D0%B7.wav.ogg"
    }
  ],
  "word": "хз"
}