"post day" meaning in English

{
  "forms": [
    {
      "form": "post days",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "post day (plural post days)",
      "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": "1780, Frances Burney, Journals & Letters, Penguin, published 2001, page 164:",
          "text": "The above I writ this morning, before I recollected this was not Post Day, – and all is altered here since […].",
          "type": "quote"
        },
        {
          "ref": "1864, Anthony Trollope, Can You Forgive Her?:",
          "text": "‘But it isn't post-day,’ said Kate;—for the post illuminated Vavasor but three days a week.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The day on which the post is to be collected, or delivered."
      ],
      "id": "en-post_day-en-noun-NiaLwOgG",
      "links": [
        [
          "post",
          "post"
        ],
        [
          "collected",
          "collected"
        ],
        [
          "delivered",
          "delivered"
        ]
      ],
      "raw_glosses": [
        "(obsolete) The day on which the post is to be collected, or delivered."
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "word": "post day"
}

{
  "forms": [
    {
      "form": "post days",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "post day (plural post days)",
      "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",
        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1780, Frances Burney, Journals & Letters, Penguin, published 2001, page 164:",
          "text": "The above I writ this morning, before I recollected this was not Post Day, – and all is altered here since […].",
          "type": "quote"
        },
        {
          "ref": "1864, Anthony Trollope, Can You Forgive Her?:",
          "text": "‘But it isn't post-day,’ said Kate;—for the post illuminated Vavasor but three days a week.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The day on which the post is to be collected, or delivered."
      ],
      "links": [
        [
          "post",
          "post"
        ],
        [
          "collected",
          "collected"
        ],
        [
          "delivered",
          "delivered"
        ]
      ],
      "raw_glosses": [
        "(obsolete) The day on which the post is to be collected, or delivered."
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "word": "post day"
}