"holy smokes" meaning in English

{
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "holy smoke"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1971, “Suicide Song”, in Loudon Wainwright III (lyrics), Album II, performed by Loudon Wainwright III",
          "text": "Stomp on the moon and spit in the ocean / Razzamatazz and I love you / Holy smokes and Land o' Goshen / You can do anything that you want to do.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of holy smoke"
      ],
      "id": "en-holy_smokes-en-intj-~xZk92OI",
      "links": [
        [
          "holy smoke",
          "holy smoke#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-əʊks"
    }
  ],
  "word": "holy smokes"
}

{
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "holy smoke"
        }
      ],
      "categories": [
        "English entries with incorrect language header",
        "English interjections",
        "English lemmas",
        "English multiword terms",
        "English terms with quotations",
        "Rhymes:English/əʊks",
        "Rhymes:English/əʊks/3 syllables"
      ],
      "examples": [
        {
          "ref": "1971, “Suicide Song”, in Loudon Wainwright III (lyrics), Album II, performed by Loudon Wainwright III",
          "text": "Stomp on the moon and spit in the ocean / Razzamatazz and I love you / Holy smokes and Land o' Goshen / You can do anything that you want to do.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of holy smoke"
      ],
      "links": [
        [
          "holy smoke",
          "holy smoke#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-əʊks"
    }
  ],
  "word": "holy smokes"
}