"flag shagger" meaning in English

{
  "forms": [
    {
      "form": "flag shaggers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "flag shagger (plural flag shaggers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "British English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2021, M. J. Dees, Hatred",
          "text": "The flag shaggers love it. He's got them all up in arms about the IMP's policy on trade deficits and surpluses.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A fervent patriot."
      ],
      "id": "en-flag_shagger-en-noun-LHs1g6h0",
      "links": [
        [
          "derogatory",
          "derogatory"
        ],
        [
          "fervent",
          "fervent"
        ],
        [
          "patriot",
          "patriot"
        ]
      ],
      "raw_glosses": [
        "(UK, slang, derogatory) A fervent patriot."
      ],
      "tags": [
        "UK",
        "derogatory",
        "slang"
      ]
    }
  ],
  "word": "flag shagger"
}

{
  "forms": [
    {
      "form": "flag shaggers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "flag shagger (plural flag shaggers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "British English",
        "English countable nouns",
        "English derogatory terms",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English slang",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2021, M. J. Dees, Hatred",
          "text": "The flag shaggers love it. He's got them all up in arms about the IMP's policy on trade deficits and surpluses.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A fervent patriot."
      ],
      "links": [
        [
          "derogatory",
          "derogatory"
        ],
        [
          "fervent",
          "fervent"
        ],
        [
          "patriot",
          "patriot"
        ]
      ],
      "raw_glosses": [
        "(UK, slang, derogatory) A fervent patriot."
      ],
      "tags": [
        "UK",
        "derogatory",
        "slang"
      ]
    }
  ],
  "word": "flag shagger"
}