"tumbler tank" meaning in English

{
  "forms": [
    {
      "form": "tumbler tanks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tumbler tank (plural tumbler tanks)",
      "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"
        }
      ],
      "glosses": [
        "A flush-tank in which water gathers in one chamber before being tilted over so as to discharge its contents."
      ],
      "id": "en-tumbler_tank-en-noun--doW7U3z",
      "links": [
        [
          "flush",
          "flush"
        ],
        [
          "tank",
          "tank"
        ],
        [
          "water",
          "water"
        ],
        [
          "gather",
          "gather"
        ],
        [
          "chamber",
          "chamber"
        ],
        [
          "tilt",
          "tilt"
        ],
        [
          "discharge",
          "discharge"
        ]
      ],
      "raw_glosses": [
        "(plumbing) A flush-tank in which water gathers in one chamber before being tilted over so as to discharge its contents."
      ],
      "topics": [
        "business",
        "construction",
        "manufacturing",
        "plumbing"
      ]
    }
  ],
  "word": "tumbler tank"
}

{
  "forms": [
    {
      "form": "tumbler tanks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tumbler tank (plural tumbler tanks)",
      "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",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "A flush-tank in which water gathers in one chamber before being tilted over so as to discharge its contents."
      ],
      "links": [
        [
          "flush",
          "flush"
        ],
        [
          "tank",
          "tank"
        ],
        [
          "water",
          "water"
        ],
        [
          "gather",
          "gather"
        ],
        [
          "chamber",
          "chamber"
        ],
        [
          "tilt",
          "tilt"
        ],
        [
          "discharge",
          "discharge"
        ]
      ],
      "raw_glosses": [
        "(plumbing) A flush-tank in which water gathers in one chamber before being tilted over so as to discharge its contents."
      ],
      "topics": [
        "business",
        "construction",
        "manufacturing",
        "plumbing"
      ]
    }
  ],
  "word": "tumbler tank"
}