"Chewidden Thursday" meaning in English

{
  "etymology_text": "Named after a saint, supposed to have been the first to smelt tin.",
  "head_templates": [
    {
      "args": {
        "head": "Chewidden Thursday"
      },
      "expansion": "Chewidden Thursday",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Cornish English",
          "parents": [],
          "source": "w"
        },
        {
          "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"
        }
      ],
      "glosses": [
        "The last Thursday at least one week before Christmas, a traditional tinners' holiday in Cornwall."
      ],
      "id": "en-Chewidden_Thursday-en-name-DtZs-Yvx",
      "links": [
        [
          "Christmas",
          "Christmas"
        ],
        [
          "traditional",
          "traditional"
        ],
        [
          "tinner",
          "tinner"
        ],
        [
          "holiday",
          "holiday"
        ],
        [
          "Cornwall",
          "Cornwall"
        ]
      ],
      "raw_glosses": [
        "(Cornwall, historical) The last Thursday at least one week before Christmas, a traditional tinners' holiday in Cornwall."
      ],
      "synonyms": [
        {
          "word": "Chewidden Day"
        },
        {
          "word": "White Thursday"
        }
      ],
      "tags": [
        "Cornwall",
        "historical"
      ]
    }
  ],
  "word": "Chewidden Thursday"
}

{
  "etymology_text": "Named after a saint, supposed to have been the first to smelt tin.",
  "head_templates": [
    {
      "args": {
        "head": "Chewidden Thursday"
      },
      "expansion": "Chewidden Thursday",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Cornish English",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English proper nouns",
        "English terms with historical senses",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "The last Thursday at least one week before Christmas, a traditional tinners' holiday in Cornwall."
      ],
      "links": [
        [
          "Christmas",
          "Christmas"
        ],
        [
          "traditional",
          "traditional"
        ],
        [
          "tinner",
          "tinner"
        ],
        [
          "holiday",
          "holiday"
        ],
        [
          "Cornwall",
          "Cornwall"
        ]
      ],
      "raw_glosses": [
        "(Cornwall, historical) The last Thursday at least one week before Christmas, a traditional tinners' holiday in Cornwall."
      ],
      "synonyms": [
        {
          "word": "Chewidden Day"
        },
        {
          "word": "White Thursday"
        }
      ],
      "tags": [
        "Cornwall",
        "historical"
      ]
    }
  ],
  "word": "Chewidden Thursday"
}