"Cuban eight" meaning in English

{
  "etymology_text": "Said to have been invented and named by Len Povey, an American pilot who had served with the Cuban Air Force.",
  "forms": [
    {
      "form": "Cuban eights",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Cuban eight (plural Cuban eights)",
      "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"
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          "source": "w"
        },
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          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
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          "source": "w"
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          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
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        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
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        },
        {
          "kind": "other",
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          "parents": [],
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Aviation",
          "orig": "en:Aviation",
          "parents": [
            "Aeronautics",
            "Transport",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Eight",
          "orig": "en:Eight",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An aerobatic maneuver following a path that resembles the figure 8 on its side."
      ],
      "id": "en-Cuban_eight-en-noun-PzPpIKXS",
      "links": [
        [
          "aviation",
          "aviation"
        ],
        [
          "aerobatic",
          "aerobatic"
        ],
        [
          "maneuver",
          "maneuver"
        ]
      ],
      "raw_glosses": [
        "(aviation) An aerobatic maneuver following a path that resembles the figure 8 on its side."
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ],
      "wikipedia": [
        "Cuban eight"
      ]
    }
  ],
  "word": "Cuban eight"
}

{
  "etymology_text": "Said to have been invented and named by Len Povey, an American pilot who had served with the Cuban Air Force.",
  "forms": [
    {
      "form": "Cuban eights",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Cuban eight (plural Cuban eights)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Aviation",
        "en:Eight"
      ],
      "glosses": [
        "An aerobatic maneuver following a path that resembles the figure 8 on its side."
      ],
      "links": [
        [
          "aviation",
          "aviation"
        ],
        [
          "aerobatic",
          "aerobatic"
        ],
        [
          "maneuver",
          "maneuver"
        ]
      ],
      "raw_glosses": [
        "(aviation) An aerobatic maneuver following a path that resembles the figure 8 on its side."
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ],
      "wikipedia": [
        "Cuban eight"
      ]
    }
  ],
  "word": "Cuban eight"
}