"swear on a stack" meaning in English

{
  "forms": [
    {
      "form": "swears on a stack",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "swearing on a stack",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "swore on a stack",
      "tags": [
        "past"
      ]
    },
    {
      "form": "sworn on a stack",
      "tags": [
        "participle",
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "swear<,,swore,sworn> on a stack"
      },
      "expansion": "swear on a stack (third-person singular simple present swears on a stack, present participle swearing on a stack, simple past swore on a stack, past participle sworn on a stack)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "word": "swear on a stack of Bibles"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2003 September, Robert Bennett, The New Roman Empire, Virtualbookworm Publishing, page 121",
          "text": "“And give it a damn good Hoover down as well. The dust particles you'll suck out her tear-away top will match the must from the back room over at Benny's and I've got a crowd of standing room only who'll swear on a stack that our only dirty deed went down over there.”",
          "type": "quotation"
        },
        {
          "ref": "2019 May 14, Ali Vali, Stormy Seas, Bold Strokes Books Inc, →OCLC",
          "text": "“Good enough for me, and I'm no snitch. You can come home with a necklace of Johnsons if that's what it takes to get what we need, and I'll swear on a stack that I didn't see a thing.”",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Ellipsis of swear on a stack of Bibles."
      ],
      "id": "en-swear_on_a_stack-en-verb-ykXlOijh",
      "links": [
        [
          "swear on a stack of Bibles",
          "swear on a stack of Bibles#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "ellipsis"
      ]
    }
  ],
  "word": "swear on a stack"
}

{
  "forms": [
    {
      "form": "swears on a stack",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "swearing on a stack",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "swore on a stack",
      "tags": [
        "past"
      ]
    },
    {
      "form": "sworn on a stack",
      "tags": [
        "participle",
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "swear<,,swore,sworn> on a stack"
      },
      "expansion": "swear on a stack (third-person singular simple present swears on a stack, present participle swearing on a stack, simple past swore on a stack, past participle sworn on a stack)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "word": "swear on a stack of Bibles"
        }
      ],
      "categories": [
        "English ellipses",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English terms with quotations",
        "English verbs"
      ],
      "examples": [
        {
          "ref": "2003 September, Robert Bennett, The New Roman Empire, Virtualbookworm Publishing, page 121",
          "text": "“And give it a damn good Hoover down as well. The dust particles you'll suck out her tear-away top will match the must from the back room over at Benny's and I've got a crowd of standing room only who'll swear on a stack that our only dirty deed went down over there.”",
          "type": "quotation"
        },
        {
          "ref": "2019 May 14, Ali Vali, Stormy Seas, Bold Strokes Books Inc, →OCLC",
          "text": "“Good enough for me, and I'm no snitch. You can come home with a necklace of Johnsons if that's what it takes to get what we need, and I'll swear on a stack that I didn't see a thing.”",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Ellipsis of swear on a stack of Bibles."
      ],
      "links": [
        [
          "swear on a stack of Bibles",
          "swear on a stack of Bibles#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "ellipsis"
      ]
    }
  ],
  "word": "swear on a stack"
}