"jumpmaster" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "jump",
        "3": "master"
      },
      "expansion": "jump + master",
      "name": "compound"
    }
  ],
  "etymology_text": "From jump + master.",
  "forms": [
    {
      "form": "jumpmasters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "jumpmaster (plural jumpmasters)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "2007 July 19, Thom Shanker, “Gen. Wayne A. Downing, 67, Special Operations Leader, Dies”, in New York Times:",
          "text": "He was certified as an Army Ranger master parachutist and free-fall jumpmaster.",
          "type": "quote"
        }
      ],
      "glosses": [
        "One who supervises the jumping of paratroopers or other parachutists from an aeroplane."
      ],
      "id": "en-jumpmaster-en-noun-Y0nAfaZP",
      "links": [
        [
          "supervise",
          "supervise"
        ],
        [
          "jump",
          "jump"
        ],
        [
          "paratrooper",
          "paratrooper"
        ],
        [
          "parachutist",
          "parachutist"
        ],
        [
          "aeroplane",
          "aeroplane"
        ]
      ],
      "wikipedia": [
        "jumpmaster"
      ]
    }
  ],
  "word": "jumpmaster"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "jump",
        "3": "master"
      },
      "expansion": "jump + master",
      "name": "compound"
    }
  ],
  "etymology_text": "From jump + master.",
  "forms": [
    {
      "form": "jumpmasters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "jumpmaster (plural jumpmasters)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "2007 July 19, Thom Shanker, “Gen. Wayne A. Downing, 67, Special Operations Leader, Dies”, in New York Times:",
          "text": "He was certified as an Army Ranger master parachutist and free-fall jumpmaster.",
          "type": "quote"
        }
      ],
      "glosses": [
        "One who supervises the jumping of paratroopers or other parachutists from an aeroplane."
      ],
      "links": [
        [
          "supervise",
          "supervise"
        ],
        [
          "jump",
          "jump"
        ],
        [
          "paratrooper",
          "paratrooper"
        ],
        [
          "parachutist",
          "parachutist"
        ],
        [
          "aeroplane",
          "aeroplane"
        ]
      ],
      "wikipedia": [
        "jumpmaster"
      ]
    }
  ],
  "word": "jumpmaster"
}