"pump trolley" meaning in English

{
  "forms": [
    {
      "form": "pump trolleys",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pump trolley (plural pump trolleys)",
      "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"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Rail transportation",
          "orig": "en:Rail transportation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Vehicles",
          "orig": "en:Vehicles",
          "parents": [
            "Machines",
            "Transport",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1901, George Gipps, The Fighting in North China (up to the Fall of Tientsin City), Shanghai: Kelly and Walsh, →OL, page 40:",
          "text": "The train, minus the three abandoned trucks, again proceeded at a slow pace, with a pump trolley doing pilot ahead ; this was very necessary as a great many sleepers were found to have been burnt underneath the fishplates.",
          "type": "quote"
        },
        {
          "ref": "1910 March 4, “Supply Trade Section: Fairbanks-Morse Inspection Car”, in Railway Age Gazette, volume 48, number 9, page 509:",
          "text": "A gang was sent out on a pump trolley and the inspection car followed.",
          "type": "quote"
        },
        {
          "ref": "1976, J. William Calder, All Aboard, Formac Publishing Company, →ISBN, →OL, page 118:",
          "text": "Immediately after the train had pulled away from St. Peters, Alfred Morrison, section foreman along with his helper, Frank Lindloft, took off with the pump trolley.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A light railroad car propelled by a hand-operated pumping mechanism; a handcar."
      ],
      "id": "en-pump_trolley-en-noun-~-9UUKit",
      "links": [
        [
          "railroad",
          "railroad"
        ],
        [
          "car",
          "car"
        ],
        [
          "pumping",
          "pumping"
        ],
        [
          "handcar",
          "handcar"
        ]
      ],
      "synonyms": [
        {
          "word": "handcar"
        },
        {
          "word": "jigger"
        },
        {
          "tags": [
            "Australia"
          ],
          "word": "Kalamazoo"
        },
        {
          "word": "pump car"
        },
        {
          "word": "pump-trolley"
        }
      ]
    }
  ],
  "word": "pump trolley"
}

{
  "forms": [
    {
      "form": "pump trolleys",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pump trolley (plural pump trolleys)",
      "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",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Rail transportation",
        "en:Vehicles"
      ],
      "examples": [
        {
          "ref": "1901, George Gipps, The Fighting in North China (up to the Fall of Tientsin City), Shanghai: Kelly and Walsh, →OL, page 40:",
          "text": "The train, minus the three abandoned trucks, again proceeded at a slow pace, with a pump trolley doing pilot ahead ; this was very necessary as a great many sleepers were found to have been burnt underneath the fishplates.",
          "type": "quote"
        },
        {
          "ref": "1910 March 4, “Supply Trade Section: Fairbanks-Morse Inspection Car”, in Railway Age Gazette, volume 48, number 9, page 509:",
          "text": "A gang was sent out on a pump trolley and the inspection car followed.",
          "type": "quote"
        },
        {
          "ref": "1976, J. William Calder, All Aboard, Formac Publishing Company, →ISBN, →OL, page 118:",
          "text": "Immediately after the train had pulled away from St. Peters, Alfred Morrison, section foreman along with his helper, Frank Lindloft, took off with the pump trolley.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A light railroad car propelled by a hand-operated pumping mechanism; a handcar."
      ],
      "links": [
        [
          "railroad",
          "railroad"
        ],
        [
          "car",
          "car"
        ],
        [
          "pumping",
          "pumping"
        ],
        [
          "handcar",
          "handcar"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "handcar"
    },
    {
      "word": "jigger"
    },
    {
      "tags": [
        "Australia"
      ],
      "word": "Kalamazoo"
    },
    {
      "word": "pump car"
    },
    {
      "word": "pump-trolley"
    }
  ],
  "word": "pump trolley"
}