"floor one could eat off" meaning in English

{
  "forms": [
    {
      "form": "floors one could eat off",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "floors one could eat off"
      },
      "expansion": "floor one could eat off (plural floors one could eat off)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2022, Sharon Maas, The Girl from Lamaha Street",
          "text": "The soot-pervaded smoke from it had turned the walls and ceiling completely black so we had a black-walled kitchen, but with a floor you could eat off.",
          "type": "quotation"
        },
        {
          "ref": "2023, Christine Pride, Jo Piazza, You Were Always Mine, page 195",
          "text": "Cinnamon went on a tear to get the house ready […] As it stands she has an empty room with a floor you could eat off and a mess of aches and pains, but she's determined to finish up today.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "An extremely clean floor."
      ],
      "id": "en-floor_one_could_eat_off-en-noun-5gA0fzCL",
      "links": [
        [
          "extremely",
          "extremely"
        ],
        [
          "clean",
          "clean"
        ],
        [
          "floor",
          "floor"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) An extremely clean floor."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "floor one could eat off"
}

{
  "forms": [
    {
      "form": "floors one could eat off",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "floors one could eat off"
      },
      "expansion": "floor one could eat off (plural floors one could eat off)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2022, Sharon Maas, The Girl from Lamaha Street",
          "text": "The soot-pervaded smoke from it had turned the walls and ceiling completely black so we had a black-walled kitchen, but with a floor you could eat off.",
          "type": "quotation"
        },
        {
          "ref": "2023, Christine Pride, Jo Piazza, You Were Always Mine, page 195",
          "text": "Cinnamon went on a tear to get the house ready […] As it stands she has an empty room with a floor you could eat off and a mess of aches and pains, but she's determined to finish up today.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "An extremely clean floor."
      ],
      "links": [
        [
          "extremely",
          "extremely"
        ],
        [
          "clean",
          "clean"
        ],
        [
          "floor",
          "floor"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) An extremely clean floor."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "floor one could eat off"
}