"Vienna coup" meaning in English

{
  "etymology_text": "First published by James Clay (1804-1873), who had observed it being executed in the days of whist by \"the greatest player in Vienna\" — identity unknown.",
  "forms": [
    {
      "form": "Vienna coups",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Vienna coup (plural Vienna coups)",
      "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": "topical",
          "langcode": "en",
          "name": "Bridge",
          "orig": "en:Bridge",
          "parents": [
            "Card games",
            "Games",
            "Recreation",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An unblocking technique in contract bridge made in preparation for a squeeze play."
      ],
      "id": "en-Vienna_coup-en-noun-gFTDoBL5",
      "links": [
        [
          "unblock",
          "unblock"
        ],
        [
          "technique",
          "technique"
        ],
        [
          "contract bridge",
          "contract bridge"
        ],
        [
          "squeeze play",
          "squeeze play"
        ]
      ],
      "raw_glosses": [
        "(bridge) An unblocking technique in contract bridge made in preparation for a squeeze play."
      ],
      "topics": [
        "bridge",
        "games"
      ]
    }
  ],
  "word": "Vienna coup"
}

{
  "etymology_text": "First published by James Clay (1804-1873), who had observed it being executed in the days of whist by \"the greatest player in Vienna\" — identity unknown.",
  "forms": [
    {
      "form": "Vienna coups",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Vienna coup (plural Vienna coups)",
      "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:Bridge"
      ],
      "glosses": [
        "An unblocking technique in contract bridge made in preparation for a squeeze play."
      ],
      "links": [
        [
          "unblock",
          "unblock"
        ],
        [
          "technique",
          "technique"
        ],
        [
          "contract bridge",
          "contract bridge"
        ],
        [
          "squeeze play",
          "squeeze play"
        ]
      ],
      "raw_glosses": [
        "(bridge) An unblocking technique in contract bridge made in preparation for a squeeze play."
      ],
      "topics": [
        "bridge",
        "games"
      ]
    }
  ],
  "word": "Vienna coup"
}