"trackwalker" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "track",
        "3": "walker"
      },
      "expansion": "track + walker",
      "name": "compound"
    }
  ],
  "etymology_text": "track + walker",
  "forms": [
    {
      "form": "trackwalkers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "trackwalker (plural trackwalkers)",
      "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"
        }
      ],
      "glosses": [
        "A person employed to walk over and inspect a section of railway track."
      ],
      "id": "en-trackwalker-en-noun--VDZ5LPd",
      "links": [
        [
          "inspect",
          "inspect"
        ],
        [
          "railway",
          "railway"
        ],
        [
          "track",
          "track"
        ]
      ],
      "related": [
        {
          "word": "trackwalking"
        }
      ],
      "translations": [
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "putevój obxódčik",
          "sense": "a person inspecting railway track",
          "word": "путево́й обхо́дчик"
        }
      ]
    }
  ],
  "word": "trackwalker"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "track",
        "3": "walker"
      },
      "expansion": "track + walker",
      "name": "compound"
    }
  ],
  "etymology_text": "track + walker",
  "forms": [
    {
      "form": "trackwalkers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "trackwalker (plural trackwalkers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "trackwalking"
    }
  ],
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns"
      ],
      "glosses": [
        "A person employed to walk over and inspect a section of railway track."
      ],
      "links": [
        [
          "inspect",
          "inspect"
        ],
        [
          "railway",
          "railway"
        ],
        [
          "track",
          "track"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "putevój obxódčik",
      "sense": "a person inspecting railway track",
      "word": "путево́й обхо́дчик"
    }
  ],
  "word": "trackwalker"
}