"long time no hear" meaning in English

{
  "etymology_text": "Modelled on earlier long time no see.",
  "head_templates": [
    {
      "args": {},
      "expansion": "long time no hear",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Bulgarian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Danish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Icelandic translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Norwegian Bokmål translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Russian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Swedish translations",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Dave! Long time no hear! How has Boston been treating you?",
          "type": "example"
        }
      ],
      "glosses": [
        "I haven't heard from you for a long time."
      ],
      "id": "en-long_time_no_hear-en-intj-tdSIf-o2",
      "raw_glosses": [
        "(idiomatic) I haven't heard from you for a long time."
      ],
      "tags": [
        "idiomatic"
      ],
      "translations": [
        {
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "otdavna ne sme se čuvali",
          "sense": "idiomatic: I haven't heard from you for a long time",
          "word": "отдавна не сме се чували"
        },
        {
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "otkoga ne sme se čuvali",
          "sense": "idiomatic: I haven't heard from you for a long time",
          "word": "откога не сме се чували"
        },
        {
          "code": "da",
          "lang": "Danish",
          "sense": "idiomatic: I haven't heard from you for a long time",
          "word": "længe siden"
        },
        {
          "code": "is",
          "lang": "Icelandic",
          "sense": "idiomatic: I haven't heard from you for a long time",
          "word": "langt síðan við höfum heyrst"
        },
        {
          "code": "nb",
          "lang": "Norwegian Bokmål",
          "sense": "idiomatic: I haven't heard from you for a long time",
          "word": "lenge siden sist"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "skólʹko let, skólʹko zim",
          "sense": "idiomatic: I haven't heard from you for a long time",
          "word": "ско́лько лет, ско́лько зим"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "davnó ne obščálisʹ",
          "sense": "idiomatic: I haven't heard from you for a long time",
          "word": "давно́ не обща́лись"
        },
        {
          "code": "sv",
          "lang": "Swedish",
          "sense": "idiomatic: I haven't heard from you for a long time",
          "word": "det var inte igår"
        }
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-long time no hear.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/f/f5/En-au-long_time_no_hear.ogg/En-au-long_time_no_hear.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/f/f5/En-au-long_time_no_hear.ogg"
    }
  ],
  "word": "long time no hear"
}

{
  "etymology_text": "Modelled on earlier long time no see.",
  "head_templates": [
    {
      "args": {},
      "expansion": "long time no hear",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English idioms",
        "English interjections",
        "English lemmas",
        "English multiword terms",
        "English terms with usage examples",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Bulgarian translations",
        "Terms with Danish translations",
        "Terms with Icelandic translations",
        "Terms with Norwegian Bokmål translations",
        "Terms with Russian translations",
        "Terms with Swedish translations"
      ],
      "examples": [
        {
          "text": "Dave! Long time no hear! How has Boston been treating you?",
          "type": "example"
        }
      ],
      "glosses": [
        "I haven't heard from you for a long time."
      ],
      "raw_glosses": [
        "(idiomatic) I haven't heard from you for a long time."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-long time no hear.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/f/f5/En-au-long_time_no_hear.ogg/En-au-long_time_no_hear.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/f/f5/En-au-long_time_no_hear.ogg"
    }
  ],
  "translations": [
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "otdavna ne sme se čuvali",
      "sense": "idiomatic: I haven't heard from you for a long time",
      "word": "отдавна не сме се чували"
    },
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "otkoga ne sme se čuvali",
      "sense": "idiomatic: I haven't heard from you for a long time",
      "word": "откога не сме се чували"
    },
    {
      "code": "da",
      "lang": "Danish",
      "sense": "idiomatic: I haven't heard from you for a long time",
      "word": "længe siden"
    },
    {
      "code": "is",
      "lang": "Icelandic",
      "sense": "idiomatic: I haven't heard from you for a long time",
      "word": "langt síðan við höfum heyrst"
    },
    {
      "code": "nb",
      "lang": "Norwegian Bokmål",
      "sense": "idiomatic: I haven't heard from you for a long time",
      "word": "lenge siden sist"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "skólʹko let, skólʹko zim",
      "sense": "idiomatic: I haven't heard from you for a long time",
      "word": "ско́лько лет, ско́лько зим"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "davnó ne obščálisʹ",
      "sense": "idiomatic: I haven't heard from you for a long time",
      "word": "давно́ не обща́лись"
    },
    {
      "code": "sv",
      "lang": "Swedish",
      "sense": "idiomatic: I haven't heard from you for a long time",
      "word": "det var inte igår"
    }
  ],
  "word": "long time no hear"
}