"the heck" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "adverb"
      },
      "expansion": "the heck",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English euphemisms",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English intensifiers",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "What the heck are you doing?"
        }
      ],
      "glosses": [
        "Used for emphasis after an interrogative word."
      ],
      "id": "en-the_heck-en-adv-nAjFJqKP",
      "links": [
        [
          "emphasis",
          "emphasis"
        ],
        [
          "interrogative",
          "interrogative"
        ]
      ],
      "raw_glosses": [
        "(euphemistic) Used for emphasis after an interrogative word."
      ],
      "related": [
        {
          "word": "flipping heck"
        },
        {
          "word": "Synonyms of hell"
        }
      ],
      "synonyms": [
        {
          "word": "the dickens"
        }
      ],
      "tags": [
        "euphemistic"
      ]
    }
  ],
  "word": "the heck"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "adverb"
      },
      "expansion": "the heck",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "related": [
    {
      "word": "flipping heck"
    },
    {
      "word": "Synonyms of hell"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adverbs",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English euphemisms",
        "English intensifiers",
        "English lemmas",
        "English multiword terms",
        "English terms with non-redundant non-automated sortkeys"
      ],
      "examples": [
        {
          "text": "What the heck are you doing?"
        }
      ],
      "glosses": [
        "Used for emphasis after an interrogative word."
      ],
      "links": [
        [
          "emphasis",
          "emphasis"
        ],
        [
          "interrogative",
          "interrogative"
        ]
      ],
      "raw_glosses": [
        "(euphemistic) Used for emphasis after an interrogative word."
      ],
      "tags": [
        "euphemistic"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "the dickens"
    }
  ],
  "word": "the heck"
}

{
  "called_from": "page/2517",
  "msg": "UNIMPLEMENTED parse_translation_template: l {1: 'en', 2: 'on earth'}",
  "path": [
    "the heck",
    "l"
  ],
  "section": "English",
  "subsection": "adverb",
  "title": "the heck",
  "trace": ""
}