"poor farm" meaning in English

{
  "forms": [
    {
      "form": "poor farms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "poor farm (plural poor farms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A farm serving as a poorhouse, lodging poor people in exchange for their agricultural labor."
      ],
      "id": "en-poor_farm-en-noun-3udZqJYy",
      "links": [
        [
          "poorhouse",
          "poorhouse"
        ],
        [
          "agricultural",
          "agricultural"
        ],
        [
          "labor",
          "labor"
        ]
      ],
      "raw_glosses": [
        "(US, historical) A farm serving as a poorhouse, lodging poor people in exchange for their agricultural labor."
      ],
      "tags": [
        "US",
        "historical"
      ]
    }
  ],
  "word": "poor farm"
}

{
  "forms": [
    {
      "form": "poor farms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "poor farm (plural poor farms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "American English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with historical senses"
      ],
      "glosses": [
        "A farm serving as a poorhouse, lodging poor people in exchange for their agricultural labor."
      ],
      "links": [
        [
          "poorhouse",
          "poorhouse"
        ],
        [
          "agricultural",
          "agricultural"
        ],
        [
          "labor",
          "labor"
        ]
      ],
      "raw_glosses": [
        "(US, historical) A farm serving as a poorhouse, lodging poor people in exchange for their agricultural labor."
      ],
      "tags": [
        "US",
        "historical"
      ]
    }
  ],
  "word": "poor farm"
}