"joint will" meaning in English

{
  "forms": [
    {
      "form": "joint wills",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "joint will (plural joint wills)",
      "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": "topical",
          "langcode": "en",
          "name": "Law",
          "orig": "en:Law",
          "parents": [
            "Justice",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A single document executed by two people, so that their property is disposed of identically upon the death of either or both."
      ],
      "id": "en-joint_will-en-noun-uL5RPhCS",
      "links": [
        [
          "law",
          "law#English"
        ],
        [
          "document",
          "document"
        ],
        [
          "execute",
          "execute"
        ],
        [
          "death",
          "death"
        ]
      ],
      "raw_glosses": [
        "(law) A single document executed by two people, so that their property is disposed of identically upon the death of either or both."
      ],
      "related": [
        {
          "word": "mirror will"
        },
        {
          "word": "mutual will"
        },
        {
          "word": "will contract"
        }
      ],
      "topics": [
        "law"
      ],
      "wikipedia": [
        "joint will"
      ]
    }
  ],
  "word": "joint will"
}

{
  "forms": [
    {
      "form": "joint wills",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "joint will (plural joint wills)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "mirror will"
    },
    {
      "word": "mutual will"
    },
    {
      "word": "will contract"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "en:Law"
      ],
      "glosses": [
        "A single document executed by two people, so that their property is disposed of identically upon the death of either or both."
      ],
      "links": [
        [
          "law",
          "law#English"
        ],
        [
          "document",
          "document"
        ],
        [
          "execute",
          "execute"
        ],
        [
          "death",
          "death"
        ]
      ],
      "raw_glosses": [
        "(law) A single document executed by two people, so that their property is disposed of identically upon the death of either or both."
      ],
      "topics": [
        "law"
      ],
      "wikipedia": [
        "joint will"
      ]
    }
  ],
  "word": "joint will"
}