"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"
    },
    {
      "args": {
        "1": "ru",
        "2": "хрен зна́ет",
        "3": "",
        "4": "nobody the hell knows"
      },
      "expansion": "хрен зна́ет (xren znájet, “nobody the hell knows”)",
      "name": "m"
    },
    {
      "args": {
        "1": "ru",
        "2": "хочу́ зна́ть",
        "3": "",
        "4": "I want to know"
      },
      "expansion": "хочу́ зна́ть (xočú znátʹ, “I want to know”)",
      "name": "m"
    }
  ],
  "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": "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",
      "text": "Audio"
    }
  ],
  "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"
    },
    {
      "args": {
        "1": "ru",
        "2": "хрен зна́ет",
        "3": "",
        "4": "nobody the hell knows"
      },
      "expansion": "хрен зна́ет (xren znájet, “nobody the hell knows”)",
      "name": "m"
    },
    {
      "args": {
        "1": "ru",
        "2": "хочу́ зна́ть",
        "3": "",
        "4": "I want to know"
      },
      "expansion": "хочу́ зна́ть (xočú znátʹ, “I want to know”)",
      "name": "m"
    }
  ],
  "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": [
        "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 terms with audio links",
        "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",
      "text": "Audio"
    }
  ],
  "word": "хз"
}