"white maggot" meaning in English

{
  "etymology_text": "From the uniform of white shirt and shorts worn by the Victorian Football League (which became the Australian Football League) field umpires. The umpires' uniforms changed to day-glow orange in 2004.",
  "forms": [
    {
      "form": "white maggots",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "white maggot (plural white maggots)",
      "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": "topical",
          "langcode": "en",
          "name": "Australian rules football",
          "orig": "en:Australian rules football",
          "parents": [
            "Football",
            "Ball games",
            "Sports",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2004, Brooke Neindorf, “Country footy”, in (Please provide the book title or journal name), archived from the original on 2006-04-20",
          "text": "Come on you white maggot, that was a throw.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A field umpire."
      ],
      "id": "en-white_maggot-en-noun-J9UmbYEM",
      "links": [
        [
          "Australian rules football",
          "Australian rules football"
        ],
        [
          "derogatory",
          "derogatory"
        ],
        [
          "umpire",
          "umpire"
        ]
      ],
      "qualifier": "Australian rules football",
      "raw_glosses": [
        "(Australian rules football, slang, derogatory) A field umpire."
      ],
      "tags": [
        "derogatory",
        "slang"
      ],
      "wikipedia": [
        "white maggot"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-white maggot.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/e/e2/En-au-white_maggot.ogg/En-au-white_maggot.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/e/e2/En-au-white_maggot.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "white maggot"
}

{
  "etymology_text": "From the uniform of white shirt and shorts worn by the Victorian Football League (which became the Australian Football League) field umpires. The umpires' uniforms changed to day-glow orange in 2004.",
  "forms": [
    {
      "form": "white maggots",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "white maggot (plural white maggots)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English derogatory terms",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English slang",
        "English terms with audio links",
        "English terms with quotations",
        "en:Australian rules football"
      ],
      "examples": [
        {
          "ref": "2004, Brooke Neindorf, “Country footy”, in (Please provide the book title or journal name), archived from the original on 2006-04-20",
          "text": "Come on you white maggot, that was a throw.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A field umpire."
      ],
      "links": [
        [
          "Australian rules football",
          "Australian rules football"
        ],
        [
          "derogatory",
          "derogatory"
        ],
        [
          "umpire",
          "umpire"
        ]
      ],
      "qualifier": "Australian rules football",
      "raw_glosses": [
        "(Australian rules football, slang, derogatory) A field umpire."
      ],
      "tags": [
        "derogatory",
        "slang"
      ],
      "wikipedia": [
        "white maggot"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-white maggot.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/e/e2/En-au-white_maggot.ogg/En-au-white_maggot.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/e/e2/En-au-white_maggot.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "white maggot"
}