"mark-white" meaning in English

{
  "forms": [
    {
      "form": "mark-whites",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mark-white (plural mark-whites)",
      "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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1596, Edmund Spenser, “Book V, Canto V”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie, →OCLC:",
          "text": "Even at the marke-white of his hart she roved […].",
          "type": "quote"
        }
      ],
      "glosses": [
        "Mark's point; bullseye."
      ],
      "id": "en-mark-white-en-noun-h0O0iTUo",
      "links": [
        [
          "Mark's point",
          "mark's point"
        ],
        [
          "bullseye",
          "bullseye"
        ]
      ],
      "raw_glosses": [
        "(obsolete, rare) Mark's point; bullseye."
      ],
      "tags": [
        "obsolete",
        "rare"
      ]
    }
  ],
  "word": "mark-white"
}

{
  "forms": [
    {
      "form": "mark-whites",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mark-white (plural mark-whites)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with obsolete senses",
        "English terms with quotations",
        "English terms with rare senses",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "1596, Edmund Spenser, “Book V, Canto V”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie, →OCLC:",
          "text": "Even at the marke-white of his hart she roved […].",
          "type": "quote"
        }
      ],
      "glosses": [
        "Mark's point; bullseye."
      ],
      "links": [
        [
          "Mark's point",
          "mark's point"
        ],
        [
          "bullseye",
          "bullseye"
        ]
      ],
      "raw_glosses": [
        "(obsolete, rare) Mark's point; bullseye."
      ],
      "tags": [
        "obsolete",
        "rare"
      ]
    }
  ],
  "word": "mark-white"
}