"4-6-0" meaning in English

{
  "forms": [
    {
      "form": "4-6-0s",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "4-6-0 (plural 4-6-0s)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "1953 November 14, Cecil J. Allen, “British Locomotive Practice and Performance”, in Railway Magazine, page 760:",
          "text": "Speaking of locomotive surefootedness, I was immensely impressed, on a recent journey with the down \"Ulsterman\" from Euston, when \"Royal Scot\" 4-6-0 No. 46168, The Girl Guide, cleanly lifted a well-filled 15-coach train of 471 tons tare and 500 tons gross out of the terminus without the service of any banking engine.",
          "type": "quote"
        },
        {
          "ref": "1960 February 14, R. C. Riley, “The London-Birmingham services - Past, Present and Future”, in Trains Illustrated, page 98:",
          "text": "The outstanding train on the L.M.S. route was the 6.20 p.m. from Birmingham, which reached Euston in two hours after intermediate stops at Coventry, Rugby and Watford Junction, and evoked some sparkling performances from \"Patriot\" and \"Jubilee\" 4-6-0s.",
          "type": "quote"
        },
        {
          "ref": "1960 September 14, P. Ransome-Wallis, “Modern motive power of the German Federal Railways: Part One”, in Trains Illustrated, page 553:",
          "text": "There are 105 D.B. Type \"23\" engines and they were intended to replace the famous Prussian \"P8\" class 4-6-0s (Type \"38\"), but dieselisation prevented further construction and they are greatly outnumbered by the thousand or so \"P8s\" which are still in service and which can be seen on a great variety of duties.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Under the Whyte notation system, a steam locomotive that has four leading wheels on a leading truck followed by three sets of coupled driving wheels, and no trailing wheels."
      ],
      "id": "en-4-6-0-en-noun-IRcuzD3u",
      "links": [
        [
          "steam locomotive",
          "steam locomotive"
        ],
        [
          "leading wheel",
          "leading wheel"
        ],
        [
          "leading truck",
          "leading truck"
        ],
        [
          "driving wheel",
          "driving wheel"
        ],
        [
          "trailing wheel",
          "trailing wheel"
        ]
      ],
      "synonyms": [
        {
          "word": "ten-wheeler"
        }
      ]
    }
  ],
  "word": "4-6-0"
}

{
  "forms": [
    {
      "form": "4-6-0s",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "4-6-0 (plural 4-6-0s)",
      "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 spelled with numbers",
        "English terms with quotations",
        "English words without vowels",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Rail transportation"
      ],
      "examples": [
        {
          "ref": "1953 November 14, Cecil J. Allen, “British Locomotive Practice and Performance”, in Railway Magazine, page 760:",
          "text": "Speaking of locomotive surefootedness, I was immensely impressed, on a recent journey with the down \"Ulsterman\" from Euston, when \"Royal Scot\" 4-6-0 No. 46168, The Girl Guide, cleanly lifted a well-filled 15-coach train of 471 tons tare and 500 tons gross out of the terminus without the service of any banking engine.",
          "type": "quote"
        },
        {
          "ref": "1960 February 14, R. C. Riley, “The London-Birmingham services - Past, Present and Future”, in Trains Illustrated, page 98:",
          "text": "The outstanding train on the L.M.S. route was the 6.20 p.m. from Birmingham, which reached Euston in two hours after intermediate stops at Coventry, Rugby and Watford Junction, and evoked some sparkling performances from \"Patriot\" and \"Jubilee\" 4-6-0s.",
          "type": "quote"
        },
        {
          "ref": "1960 September 14, P. Ransome-Wallis, “Modern motive power of the German Federal Railways: Part One”, in Trains Illustrated, page 553:",
          "text": "There are 105 D.B. Type \"23\" engines and they were intended to replace the famous Prussian \"P8\" class 4-6-0s (Type \"38\"), but dieselisation prevented further construction and they are greatly outnumbered by the thousand or so \"P8s\" which are still in service and which can be seen on a great variety of duties.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Under the Whyte notation system, a steam locomotive that has four leading wheels on a leading truck followed by three sets of coupled driving wheels, and no trailing wheels."
      ],
      "links": [
        [
          "steam locomotive",
          "steam locomotive"
        ],
        [
          "leading wheel",
          "leading wheel"
        ],
        [
          "leading truck",
          "leading truck"
        ],
        [
          "driving wheel",
          "driving wheel"
        ],
        [
          "trailing wheel",
          "trailing wheel"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "ten-wheeler"
    }
  ],
  "word": "4-6-0"
}