"Luther burger" meaning in English

{
  "etymology_text": "Uncertain; often claimed to have been a favorite of the musician Luther Vandross.",
  "forms": [
    {
      "form": "Luther burgers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Luther burger (plural Luther burgers)",
      "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 language name categories using raw markup",
          "parents": [
            "Entries with language name 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"
        }
      ],
      "glosses": [
        "A hamburger or cheeseburger with one or more glazed doughnuts in place of the bun."
      ],
      "id": "en-Luther_burger-en-noun-j5X36Ati",
      "links": [
        [
          "hamburger",
          "hamburger"
        ],
        [
          "cheeseburger",
          "cheeseburger"
        ],
        [
          "glazed",
          "glazed"
        ],
        [
          "doughnut",
          "doughnut"
        ],
        [
          "bun",
          "bun"
        ]
      ],
      "wikipedia": [
        "Luther Vandross"
      ]
    }
  ],
  "word": "Luther burger"
}

{
  "etymology_text": "Uncertain; often claimed to have been a favorite of the musician Luther Vandross.",
  "forms": [
    {
      "form": "Luther burgers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Luther burger (plural Luther burgers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys"
      ],
      "glosses": [
        "A hamburger or cheeseburger with one or more glazed doughnuts in place of the bun."
      ],
      "links": [
        [
          "hamburger",
          "hamburger"
        ],
        [
          "cheeseburger",
          "cheeseburger"
        ],
        [
          "glazed",
          "glazed"
        ],
        [
          "doughnut",
          "doughnut"
        ],
        [
          "bun",
          "bun"
        ]
      ],
      "wikipedia": [
        "Luther Vandross"
      ]
    }
  ],
  "word": "Luther burger"
}