"黒電話" meaning in Japanese

{
  "forms": [
    {
      "form": "黒電話",
      "ruby": [
        [
          "黒",
          "くろ"
        ],
        [
          "電",
          "でん"
        ],
        [
          "話",
          "わ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "kurodenwa",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "くろでんわ"
      },
      "expansion": "黒(くろ)電(でん)話(わ) • (kurodenwa)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "52 48",
          "kind": "other",
          "name": "Japanese terms with 3 kanji",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "81 19",
          "kind": "other",
          "langcode": "ja",
          "name": "Telephony",
          "orig": "ja:Telephony",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "rotary dial telephone"
      ],
      "id": "en-黒電話-ja-noun-OD3uOfTj",
      "links": [
        [
          "rotary dial",
          "rotary dial"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "26 74",
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "34 66",
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "37 63",
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "52 48",
          "kind": "other",
          "name": "Japanese terms with 3 kanji",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "29 71",
          "kind": "other",
          "name": "Japanese terms with non-redundant non-automated sortkeys",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "35 65",
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "26 74",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "9 91",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "11 89",
          "kind": "other",
          "langcode": "ja",
          "name": "Individuals",
          "orig": "ja:Individuals",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "4 96",
          "kind": "other",
          "langcode": "ja",
          "name": "North Korea",
          "orig": "ja:North Korea",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Kim Jong-un"
      ],
      "id": "en-黒電話-ja-noun-lt91mRlF",
      "raw_glosses": [
        "(slang) Kim Jong-un"
      ],
      "tags": [
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[kɯ̟ɾo̞dẽ̞ɰ̃β̞a̠]"
    }
  ],
  "wikipedia": [
    "ja:黒電話"
  ],
  "word": "黒電話"
}

{
  "categories": [
    "Japanese entries with incorrect language header",
    "Japanese lemmas",
    "Japanese links with redundant alt parameters",
    "Japanese links with redundant wikilinks",
    "Japanese nouns",
    "Japanese terms spelled with second grade kanji",
    "Japanese terms with 3 kanji",
    "Japanese terms with IPA pronunciation",
    "Japanese terms with IPA pronunciation missing pitch accent",
    "Japanese terms with non-redundant non-automated sortkeys",
    "Japanese terms with redundant sortkeys",
    "Pages with 1 entry",
    "Pages with entries",
    "ja:Individuals",
    "ja:North Korea",
    "ja:Telephony"
  ],
  "forms": [
    {
      "form": "黒電話",
      "ruby": [
        [
          "黒",
          "くろ"
        ],
        [
          "電",
          "でん"
        ],
        [
          "話",
          "わ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "kurodenwa",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "くろでんわ"
      },
      "expansion": "黒(くろ)電(でん)話(わ) • (kurodenwa)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "rotary dial telephone"
      ],
      "links": [
        [
          "rotary dial",
          "rotary dial"
        ]
      ]
    },
    {
      "categories": [
        "Japanese slang"
      ],
      "glosses": [
        "Kim Jong-un"
      ],
      "raw_glosses": [
        "(slang) Kim Jong-un"
      ],
      "tags": [
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[kɯ̟ɾo̞dẽ̞ɰ̃β̞a̠]"
    }
  ],
  "wikipedia": [
    "ja:黒電話"
  ],
  "word": "黒電話"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "黒電話"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "黒電話",
  "trace": ""
}