"trainmaster" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "train",
        "3": "master"
      },
      "expansion": "train + master",
      "name": "compound"
    }
  ],
  "etymology_text": "From train + master.",
  "forms": [
    {
      "form": "trainmasters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "trainmaster (plural trainmasters)",
      "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"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Rail transportation",
          "orig": "en:Rail transportation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "In the past, trainmasters were promoted brakemen or conductors who retained their union seniority.",
          "type": "example"
        },
        {
          "ref": "1946 March and April, “The Why and The Wherefore: The Duties of Yardmasters, Controllers and Trainmasters”, in Railway Magazine, page 127",
          "text": "Trainmasters are American officials, who perform duties somewhat akin to those of a British controller, but with obvious differences dictated by the different operating conditions in America.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A superintendent or supervisor of a freight railroad, responsible for train movements, crew assignments, derailments and more."
      ],
      "id": "en-trainmaster-en-noun-iVBQRJKH",
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "superintendent",
          "superintendent"
        ],
        [
          "supervisor",
          "supervisor"
        ],
        [
          "freight",
          "freight"
        ],
        [
          "railroad",
          "railroad"
        ]
      ],
      "raw_glosses": [
        "(US, rail transport) A superintendent or supervisor of a freight railroad, responsible for train movements, crew assignments, derailments and more."
      ],
      "tags": [
        "US"
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "trainmaster"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "train",
        "3": "master"
      },
      "expansion": "train + master",
      "name": "compound"
    }
  ],
  "etymology_text": "From train + master.",
  "forms": [
    {
      "form": "trainmasters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "trainmaster (plural trainmasters)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "American English",
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations",
        "English terms with usage examples",
        "en:Rail transportation"
      ],
      "examples": [
        {
          "text": "In the past, trainmasters were promoted brakemen or conductors who retained their union seniority.",
          "type": "example"
        },
        {
          "ref": "1946 March and April, “The Why and The Wherefore: The Duties of Yardmasters, Controllers and Trainmasters”, in Railway Magazine, page 127",
          "text": "Trainmasters are American officials, who perform duties somewhat akin to those of a British controller, but with obvious differences dictated by the different operating conditions in America.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A superintendent or supervisor of a freight railroad, responsible for train movements, crew assignments, derailments and more."
      ],
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "superintendent",
          "superintendent"
        ],
        [
          "supervisor",
          "supervisor"
        ],
        [
          "freight",
          "freight"
        ],
        [
          "railroad",
          "railroad"
        ]
      ],
      "raw_glosses": [
        "(US, rail transport) A superintendent or supervisor of a freight railroad, responsible for train movements, crew assignments, derailments and more."
      ],
      "tags": [
        "US"
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "trainmaster"
}