"chainfall" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "chain",
        "3": "fall"
      },
      "expansion": "chain + fall",
      "name": "compound"
    }
  ],
  "etymology_text": "chain + fall",
  "forms": [
    {
      "form": "chainfalls",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "chainfall (plural chainfalls)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "2006, Duff Brenna, The Book of Mamie, page 195",
          "text": "I pinched a cowlift over Jewel's hipbones. Then we took a chainfall and hooked it to an overhead beam and then to the cowlift.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A chain laid across a beam or similar, used as part of a hoist for lifting objects."
      ],
      "id": "en-chainfall-en-noun-3DyHFJF4",
      "links": [
        [
          "beam",
          "beam"
        ],
        [
          "hoist",
          "hoist"
        ],
        [
          "lift",
          "lift"
        ]
      ]
    }
  ],
  "word": "chainfall"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "chain",
        "3": "fall"
      },
      "expansion": "chain + fall",
      "name": "compound"
    }
  ],
  "etymology_text": "chain + fall",
  "forms": [
    {
      "form": "chainfalls",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "chainfall (plural chainfalls)",
      "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 quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2006, Duff Brenna, The Book of Mamie, page 195",
          "text": "I pinched a cowlift over Jewel's hipbones. Then we took a chainfall and hooked it to an overhead beam and then to the cowlift.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A chain laid across a beam or similar, used as part of a hoist for lifting objects."
      ],
      "links": [
        [
          "beam",
          "beam"
        ],
        [
          "hoist",
          "hoist"
        ],
        [
          "lift",
          "lift"
        ]
      ]
    }
  ],
  "word": "chainfall"
}