"flying picket" meaning in English

{
  "forms": [
    {
      "form": "flying pickets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "flying picket (plural flying pickets)",
      "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"
        }
      ],
      "glosses": [
        "A person or group of people who can be rapidly deployed to different locations in order to picket workplaces (take part in blockades or other protests) during an industrial dispute (dispute between workers and employers)."
      ],
      "id": "en-flying_picket-en-noun-SBbfeD~6",
      "links": [
        [
          "picket",
          "picket"
        ],
        [
          "workplace",
          "workplace"
        ],
        [
          "industrial",
          "industrial"
        ]
      ],
      "raw_glosses": [
        "(UK) A person or group of people who can be rapidly deployed to different locations in order to picket workplaces (take part in blockades or other protests) during an industrial dispute (dispute between workers and employers)."
      ],
      "tags": [
        "UK"
      ]
    }
  ],
  "word": "flying picket"
}

{
  "forms": [
    {
      "form": "flying pickets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "flying picket (plural flying pickets)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "British English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns"
      ],
      "glosses": [
        "A person or group of people who can be rapidly deployed to different locations in order to picket workplaces (take part in blockades or other protests) during an industrial dispute (dispute between workers and employers)."
      ],
      "links": [
        [
          "picket",
          "picket"
        ],
        [
          "workplace",
          "workplace"
        ],
        [
          "industrial",
          "industrial"
        ]
      ],
      "raw_glosses": [
        "(UK) A person or group of people who can be rapidly deployed to different locations in order to picket workplaces (take part in blockades or other protests) during an industrial dispute (dispute between workers and employers)."
      ],
      "tags": [
        "UK"
      ]
    }
  ],
  "word": "flying picket"
}