"swing door" meaning in English

{
  "forms": [
    {
      "form": "swing doors",
      "tags": [
        "plural"
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      "expansion": "swing door (plural swing doors)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "swinging door"
        }
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          "ref": "1954, Ian Fleming, “Table Z”, in Live and Let Die, London: Pan Books, published 1957, page 54:",
          "text": "The thudding rhythm and the sour-sweet smell rocked them as they pushed through the heavy curtains inside the swing door. The eyes of the hat-check girls glowed and beckoned.",
          "type": "quotation"
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          "ref": "1956, Anthony Burgess, Time for a Tiger (The Malayan Trilogy), published 1972, page 44:",
          "text": "The swing-doors which opened on to his dining-room creaked[.]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of swinging door."
      ],
      "id": "en-swing_door-en-noun-8DFKW6S9",
      "links": [
        [
          "swinging door",
          "swinging door#English"
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      ],
      "tags": [
        "alt-of",
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    }
  ],
  "word": "swing door"
}

{
  "forms": [
    {
      "form": "swing doors",
      "tags": [
        "plural"
      ]
    }
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  "head_templates": [
    {
      "args": {},
      "expansion": "swing door (plural swing doors)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "swinging door"
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          "ref": "1954, Ian Fleming, “Table Z”, in Live and Let Die, London: Pan Books, published 1957, page 54:",
          "text": "The thudding rhythm and the sour-sweet smell rocked them as they pushed through the heavy curtains inside the swing door. The eyes of the hat-check girls glowed and beckoned.",
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          "ref": "1956, Anthony Burgess, Time for a Tiger (The Malayan Trilogy), published 1972, page 44:",
          "text": "The swing-doors which opened on to his dining-room creaked[.]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of swinging door."
      ],
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          "swinging door",
          "swinging door#English"
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  "word": "swing door"
}