"Watteau pleat" meaning in English

{
  "etymology_text": "As portrayed in the paintings of Antoine Watteau. The term is used by historians and was not current at that time.",
  "forms": [
    {
      "form": "Watteau pleats",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Watteau pleat (plural Watteau pleats)",
      "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"
        },
        {
          "kind": "other",
          "name": "English retronyms",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Clothing",
          "orig": "en:Clothing",
          "parents": [
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A kind of box pleat found at the back neckline of 18th-century sack-back gowns."
      ],
      "id": "en-Watteau_pleat-en-noun-As8Ltu0r",
      "links": [
        [
          "box pleat",
          "box pleat"
        ],
        [
          "neckline",
          "neckline"
        ],
        [
          "sack-back",
          "sack-back"
        ],
        [
          "gown",
          "gown"
        ]
      ],
      "wikipedia": [
        "Antoine Watteau"
      ]
    }
  ],
  "word": "Watteau pleat"
}

{
  "etymology_text": "As portrayed in the paintings of Antoine Watteau. The term is used by historians and was not current at that time.",
  "forms": [
    {
      "form": "Watteau pleats",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Watteau pleat (plural Watteau pleats)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English retronyms",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Clothing"
      ],
      "glosses": [
        "A kind of box pleat found at the back neckline of 18th-century sack-back gowns."
      ],
      "links": [
        [
          "box pleat",
          "box pleat"
        ],
        [
          "neckline",
          "neckline"
        ],
        [
          "sack-back",
          "sack-back"
        ],
        [
          "gown",
          "gown"
        ]
      ],
      "wikipedia": [
        "Antoine Watteau"
      ]
    }
  ],
  "word": "Watteau pleat"
}