"à l'oiseau royal" meaning in French

{
  "forms": [
    {
      "form": "à l’ oiseau royal",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "à l’oiseau",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "inv": "y"
      },
      "expansion": "à l’oiseau royal (invariable)",
      "name": "fr-adj"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "fr",
          "name": "Fashion",
          "orig": "fr:Fashion",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              243,
              259
            ]
          ],
          "ref": "1834, Alexander Pushkin, The Queen of Spades; republished as chapter IV, in Anthony Briggs, transl., The Queen of Spades and Selected Works, London: Pushkin Press, 2012, page 47:",
          "text": "\"Creeping up these very stairs,\" he thought, \"maybe sixty years ago, some happy youth, long since mouldering in his grave, would have gone through into that same bedroom at a time like this, dressed in an embroidered tunic, with his hair done à l'oiseau royal, clutching a three-cornered hat to his breast; and the heart of his ancient lover has stopped beating only today...",
          "type": "quote"
        }
      ],
      "glosses": [
        "feathered, plumed, crested"
      ],
      "id": "en-à_l'oiseau_royal-fr-adj-HvPIQxFZ",
      "links": [
        [
          "fashion",
          "fashion"
        ],
        [
          "feathered",
          "feathered"
        ],
        [
          "plumed",
          "plumed"
        ],
        [
          "crested",
          "crested"
        ]
      ],
      "raw_glosses": [
        "(historical, fashion) feathered, plumed, crested"
      ],
      "tags": [
        "historical",
        "invariable"
      ],
      "topics": [
        "fashion",
        "lifestyle"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/a l‿wa.zo ʁwa.jal/"
    }
  ],
  "word": "à l'oiseau royal"
}

{
  "forms": [
    {
      "form": "à l’ oiseau royal",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "à l’oiseau",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "inv": "y"
      },
      "expansion": "à l’oiseau royal (invariable)",
      "name": "fr-adj"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English terms with quotations",
        "French adjectives",
        "French entries with incorrect language header",
        "French lemmas",
        "French multiword terms",
        "French terms with IPA pronunciation",
        "French terms with historical senses",
        "Pages with 1 entry",
        "Pages with entries",
        "fr:Fashion"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              243,
              259
            ]
          ],
          "ref": "1834, Alexander Pushkin, The Queen of Spades; republished as chapter IV, in Anthony Briggs, transl., The Queen of Spades and Selected Works, London: Pushkin Press, 2012, page 47:",
          "text": "\"Creeping up these very stairs,\" he thought, \"maybe sixty years ago, some happy youth, long since mouldering in his grave, would have gone through into that same bedroom at a time like this, dressed in an embroidered tunic, with his hair done à l'oiseau royal, clutching a three-cornered hat to his breast; and the heart of his ancient lover has stopped beating only today...",
          "type": "quote"
        }
      ],
      "glosses": [
        "feathered, plumed, crested"
      ],
      "links": [
        [
          "fashion",
          "fashion"
        ],
        [
          "feathered",
          "feathered"
        ],
        [
          "plumed",
          "plumed"
        ],
        [
          "crested",
          "crested"
        ]
      ],
      "raw_glosses": [
        "(historical, fashion) feathered, plumed, crested"
      ],
      "tags": [
        "historical",
        "invariable"
      ],
      "topics": [
        "fashion",
        "lifestyle"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/a l‿wa.zo ʁwa.jal/"
    }
  ],
  "word": "à l'oiseau royal"
}