"running W" meaning in English

{
  "forms": [
    {
      "form": "running Ws",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "running W (plural running Ws)",
      "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": "topical",
          "langcode": "en",
          "name": "Film",
          "orig": "en:Film",
          "parents": [
            "Entertainment",
            "Mass media",
            "Culture",
            "Media",
            "Society",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2014, Gene Scott Freese, Hollywood Stunt Performers, 1910s-1970s",
          "text": "He became one of the industry's top horsemen, specializing in Running Ws, pit falls, and cable jerk-offs.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A dangerous stunt used to trip a horse by means of a tripwire."
      ],
      "id": "en-running_W-en-noun-5b4rJK-n",
      "links": [
        [
          "film",
          "film#Noun"
        ],
        [
          "dangerous",
          "dangerous"
        ],
        [
          "stunt",
          "stunt"
        ],
        [
          "trip",
          "trip"
        ],
        [
          "horse",
          "horse"
        ],
        [
          "tripwire",
          "tripwire"
        ]
      ],
      "raw_glosses": [
        "(film, historical) A dangerous stunt used to trip a horse by means of a tripwire."
      ],
      "tags": [
        "historical"
      ],
      "topics": [
        "broadcasting",
        "film",
        "media",
        "television"
      ]
    }
  ],
  "word": "running W"
}

{
  "forms": [
    {
      "form": "running Ws",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "running W (plural running Ws)",
      "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",
        "English terms with historical senses",
        "English terms with quotations",
        "Quotation templates to be cleaned",
        "en:Film"
      ],
      "examples": [
        {
          "ref": "2014, Gene Scott Freese, Hollywood Stunt Performers, 1910s-1970s",
          "text": "He became one of the industry's top horsemen, specializing in Running Ws, pit falls, and cable jerk-offs.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A dangerous stunt used to trip a horse by means of a tripwire."
      ],
      "links": [
        [
          "film",
          "film#Noun"
        ],
        [
          "dangerous",
          "dangerous"
        ],
        [
          "stunt",
          "stunt"
        ],
        [
          "trip",
          "trip"
        ],
        [
          "horse",
          "horse"
        ],
        [
          "tripwire",
          "tripwire"
        ]
      ],
      "raw_glosses": [
        "(film, historical) A dangerous stunt used to trip a horse by means of a tripwire."
      ],
      "tags": [
        "historical"
      ],
      "topics": [
        "broadcasting",
        "film",
        "media",
        "television"
      ]
    }
  ],
  "word": "running W"
}