"bastard wing" meaning in English

{
  "forms": [
    {
      "form": "bastard wings",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "bastard wing (plural bastard wings)",
      "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 entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Animal body parts",
          "orig": "en:Animal body parts",
          "parents": [
            "Body parts",
            "Animals",
            "Body",
            "Anatomy",
            "Lifeforms",
            "Human",
            "Biology",
            "Medicine",
            "All topics",
            "Life",
            "Sciences",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A tuft of feathers borne by the bony thumb-like structure in a bird's wing; alula."
      ],
      "id": "en-bastard_wing-en-noun-OvMHbd7s",
      "links": [
        [
          "tuft",
          "tuft"
        ],
        [
          "feather",
          "feather"
        ],
        [
          "bony",
          "bony"
        ],
        [
          "thumb",
          "thumb"
        ],
        [
          "wing",
          "wing"
        ],
        [
          "alula",
          "alula"
        ]
      ],
      "translations": [
        {
          "code": "ca",
          "lang": "Catalan",
          "sense": "tuft of feathers",
          "tags": [
            "masculine"
          ],
          "word": "alot"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "tuft of feathers",
          "word": "pikkusiipi"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "tuft of feathers",
          "word": "alula"
        },
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "tuft of feathers",
          "tags": [
            "feminine"
          ],
          "word": "álula"
        },
        {
          "code": "gd",
          "lang": "Scottish Gaelic",
          "sense": "tuft of feathers",
          "word": "sgiath mhealltach"
        },
        {
          "code": "uk",
          "lang": "Ukrainian",
          "roman": "prydátkove krýlʹce",
          "sense": "tuft of feathers",
          "word": "прида́ткове кри́льце"
        }
      ],
      "wikipedia": [
        "bastard wing"
      ]
    }
  ],
  "word": "bastard wing"
}

{
  "forms": [
    {
      "form": "bastard wings",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "bastard wing (plural bastard wings)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "en:Animal body parts"
      ],
      "glosses": [
        "A tuft of feathers borne by the bony thumb-like structure in a bird's wing; alula."
      ],
      "links": [
        [
          "tuft",
          "tuft"
        ],
        [
          "feather",
          "feather"
        ],
        [
          "bony",
          "bony"
        ],
        [
          "thumb",
          "thumb"
        ],
        [
          "wing",
          "wing"
        ],
        [
          "alula",
          "alula"
        ]
      ],
      "wikipedia": [
        "bastard wing"
      ]
    }
  ],
  "translations": [
    {
      "code": "ca",
      "lang": "Catalan",
      "sense": "tuft of feathers",
      "tags": [
        "masculine"
      ],
      "word": "alot"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "tuft of feathers",
      "word": "pikkusiipi"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "tuft of feathers",
      "word": "alula"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "tuft of feathers",
      "tags": [
        "feminine"
      ],
      "word": "álula"
    },
    {
      "code": "gd",
      "lang": "Scottish Gaelic",
      "sense": "tuft of feathers",
      "word": "sgiath mhealltach"
    },
    {
      "code": "uk",
      "lang": "Ukrainian",
      "roman": "prydátkove krýlʹce",
      "sense": "tuft of feathers",
      "word": "прида́ткове кри́льце"
    }
  ],
  "word": "bastard wing"
}