"holy smoke" meaning in English

{
  "head_templates": [
    {
      "args": {},
      "expansion": "holy smoke",
      "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"
        }
      ],
      "glosses": [
        "An expression of astonishment."
      ],
      "id": "en-holy_smoke-en-intj-oC1pXp2C",
      "links": [
        [
          "astonishment",
          "astonishment#English"
        ]
      ],
      "raw_glosses": [
        "(idiomatic, dated, informal) An expression of astonishment."
      ],
      "synonyms": [
        {
          "word": "cor blimey"
        },
        {
          "word": "holy cow"
        },
        {
          "word": "holy Moses"
        },
        {
          "word": "wow"
        },
        {
          "word": "holy smokes"
        }
      ],
      "tags": [
        "dated",
        "idiomatic",
        "informal"
      ],
      "translations": [
        {
          "code": "nl",
          "lang": "Dutch",
          "sense": "expression of astonishment",
          "word": "wel heb ik ooit"
        },
        {
          "code": "nl",
          "lang": "Dutch",
          "sense": "expression of astonishment",
          "word": "allemachtig"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "expression of astonishment",
          "word": "voi pyhä jysäys!"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "expression of astonishment",
          "word": "no noǃ"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "nu i nú!",
          "sense": "expression of astonishment",
          "word": "ну и ну́!"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "vot te ná!",
          "sense": "expression of astonishment",
          "word": "вот те на́!"
        },
        {
          "code": "ru",
          "english": "oh my God!",
          "lang": "Russian",
          "roman": "bóže moj!",
          "sense": "expression of astonishment",
          "word": "бо́же мой!"
        }
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-holy smoke.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/1/19/En-au-holy_smoke.ogg/En-au-holy_smoke.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/1/19/En-au-holy_smoke.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "holy smoke"
}

{
  "head_templates": [
    {
      "args": {},
      "expansion": "holy smoke",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "English dated terms",
        "English entries with incorrect language header",
        "English idioms",
        "English informal terms",
        "English interjections",
        "English lemmas",
        "English multiword terms",
        "English terms with audio links"
      ],
      "glosses": [
        "An expression of astonishment."
      ],
      "links": [
        [
          "astonishment",
          "astonishment#English"
        ]
      ],
      "raw_glosses": [
        "(idiomatic, dated, informal) An expression of astonishment."
      ],
      "synonyms": [
        {
          "word": "cor blimey"
        },
        {
          "word": "holy cow"
        },
        {
          "word": "holy Moses"
        },
        {
          "word": "wow"
        }
      ],
      "tags": [
        "dated",
        "idiomatic",
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-holy smoke.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/1/19/En-au-holy_smoke.ogg/En-au-holy_smoke.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/1/19/En-au-holy_smoke.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "synonyms": [
    {
      "word": "holy smokes"
    }
  ],
  "translations": [
    {
      "code": "nl",
      "lang": "Dutch",
      "sense": "expression of astonishment",
      "word": "wel heb ik ooit"
    },
    {
      "code": "nl",
      "lang": "Dutch",
      "sense": "expression of astonishment",
      "word": "allemachtig"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "expression of astonishment",
      "word": "voi pyhä jysäys!"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "expression of astonishment",
      "word": "no noǃ"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "nu i nú!",
      "sense": "expression of astonishment",
      "word": "ну и ну́!"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "vot te ná!",
      "sense": "expression of astonishment",
      "word": "вот те на́!"
    },
    {
      "code": "ru",
      "english": "oh my God!",
      "lang": "Russian",
      "roman": "bóže moj!",
      "sense": "expression of astonishment",
      "word": "бо́же мой!"
    }
  ],
  "word": "holy smoke"
}