"dog handler" meaning in English

{
  "forms": [
    {
      "form": "dog handlers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dog handler (plural dog handlers)",
      "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": "lifeform",
          "langcode": "en",
          "name": "Dogs",
          "orig": "en:Dogs",
          "parents": [
            "Canids",
            "Carnivores",
            "Mammals",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Law enforcement",
          "orig": "en:Law enforcement",
          "parents": [
            "Crime prevention",
            "Emergency services",
            "Law",
            "Crime",
            "Public safety",
            "Justice",
            "Criminal law",
            "Society",
            "Public administration",
            "Security",
            "All topics",
            "Government",
            "Fundamental",
            "Politics"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Military",
          "orig": "en:Military",
          "parents": [
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Occupations",
          "orig": "en:Occupations",
          "parents": [
            "People",
            "Work",
            "Human",
            "Human activity",
            "All topics",
            "Human behaviour",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A person trained to handle a dog, especially a police dog or a K-9 unit in the military"
      ],
      "id": "en-dog_handler-en-noun-kBtHblQh",
      "links": [
        [
          "handle",
          "handle"
        ],
        [
          "dog",
          "dog"
        ],
        [
          "police dog",
          "police dog"
        ],
        [
          "K-9 unit",
          "K-9 unit"
        ]
      ],
      "wikipedia": [
        "dog handler"
      ]
    }
  ],
  "word": "dog handler"
}

{
  "forms": [
    {
      "form": "dog handlers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dog handler (plural dog handlers)",
      "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",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Dogs",
        "en:Law enforcement",
        "en:Military",
        "en:Occupations"
      ],
      "glosses": [
        "A person trained to handle a dog, especially a police dog or a K-9 unit in the military"
      ],
      "links": [
        [
          "handle",
          "handle"
        ],
        [
          "dog",
          "dog"
        ],
        [
          "police dog",
          "police dog"
        ],
        [
          "K-9 unit",
          "K-9 unit"
        ]
      ],
      "wikipedia": [
        "dog handler"
      ]
    }
  ],
  "word": "dog handler"
}