"upsitting" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "up",
        "3": "sitting"
      },
      "expansion": "up + sitting",
      "name": "compound"
    }
  ],
  "etymology_text": "up + sitting",
  "forms": [
    {
      "form": "upsittings",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "upsitting (plural upsittings)",
      "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"
        }
      ],
      "glosses": [
        "A sitting up of a woman after her confinement, to receive and entertain her friends."
      ],
      "id": "en-upsitting-en-noun-E~qWOWuC",
      "links": [
        [
          "sit",
          "sit"
        ],
        [
          "woman",
          "woman"
        ],
        [
          "confinement",
          "confinement"
        ]
      ],
      "raw_glosses": [
        "(obsolete) A sitting up of a woman after her confinement, to receive and entertain her friends."
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "word": "upsitting"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "up",
        "3": "sitting"
      },
      "expansion": "up + sitting",
      "name": "compound"
    }
  ],
  "etymology_text": "up + sitting",
  "forms": [
    {
      "form": "upsittings",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "upsitting (plural upsittings)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with obsolete senses"
      ],
      "glosses": [
        "A sitting up of a woman after her confinement, to receive and entertain her friends."
      ],
      "links": [
        [
          "sit",
          "sit"
        ],
        [
          "woman",
          "woman"
        ],
        [
          "confinement",
          "confinement"
        ]
      ],
      "raw_glosses": [
        "(obsolete) A sitting up of a woman after her confinement, to receive and entertain her friends."
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "word": "upsitting"
}