"thumb fight" meaning in English

{
  "forms": [
    {
      "form": "thumb fights",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "thumb fight (plural thumb fights)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "2020 November 27, Katie Hunt, quoting Ameline Bardo, “Neanderthals may have used their hands differently from humans”, in CNN, archived from the original on 2020-11-27",
          "text": "There would be confusion over where to place the thumb, and for a thumb fight I think you would win in terms of speed and movement!",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Synonym of thumb war"
      ],
      "id": "en-thumb_fight-en-noun-Hn1Lrs4Q",
      "links": [
        [
          "thumb war",
          "thumb war#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "thumb war"
        }
      ]
    }
  ],
  "word": "thumb fight"
}

{
  "forms": [
    {
      "form": "thumb fights",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "thumb fight (plural thumb fights)",
      "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 quotations"
      ],
      "examples": [
        {
          "ref": "2020 November 27, Katie Hunt, quoting Ameline Bardo, “Neanderthals may have used their hands differently from humans”, in CNN, archived from the original on 2020-11-27",
          "text": "There would be confusion over where to place the thumb, and for a thumb fight I think you would win in terms of speed and movement!",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Synonym of thumb war"
      ],
      "links": [
        [
          "thumb war",
          "thumb war#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "thumb war"
        }
      ]
    }
  ],
  "word": "thumb fight"
}