"Shaughnessy playoff" meaning in English

{
  "etymology_text": "After American-Canadian sports executive Frank Shaughnessy.",
  "forms": [
    {
      "form": "Shaughnessy playoffs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Shaughnessy playoff (plural Shaughnessy playoffs)",
      "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": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Sports",
          "orig": "en:Sports",
          "parents": [
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A four-team single-elimination playoff."
      ],
      "id": "en-Shaughnessy_playoff-en-noun-cuho8YUT",
      "links": [
        [
          "sports",
          "sports"
        ]
      ],
      "raw_glosses": [
        "(sports) A four-team single-elimination playoff."
      ],
      "topics": [
        "hobbies",
        "lifestyle",
        "sports"
      ],
      "wikipedia": [
        "Frank Shaughnessy"
      ]
    }
  ],
  "word": "Shaughnessy playoff"
}

{
  "etymology_text": "After American-Canadian sports executive Frank Shaughnessy.",
  "forms": [
    {
      "form": "Shaughnessy playoffs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Shaughnessy playoff (plural Shaughnessy playoffs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "en:Sports"
      ],
      "glosses": [
        "A four-team single-elimination playoff."
      ],
      "links": [
        [
          "sports",
          "sports"
        ]
      ],
      "raw_glosses": [
        "(sports) A four-team single-elimination playoff."
      ],
      "topics": [
        "hobbies",
        "lifestyle",
        "sports"
      ],
      "wikipedia": [
        "Frank Shaughnessy"
      ]
    }
  ],
  "word": "Shaughnessy playoff"
}