"fox wedge" meaning in English

{
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      "form": "fox wedges",
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      "expansion": "fox wedge (plural fox wedges)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
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      "glosses": [
        "A wedge for expanding the split end of a bolt, cotter, dowel, tenon, or other piece, to fasten the end in a hole or mortise and prevent withdrawal. The wedge abuts on the bottom of the hole and the piece is driven down upon it."
      ],
      "id": "en-fox_wedge-en-noun-OJc1EUOe",
      "synonyms": [
        {
          "word": "nose key"
        }
      ]
    }
  ],
  "word": "fox wedge"
}

{
  "forms": [
    {
      "form": "fox wedges",
      "tags": [
        "plural"
      ]
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  ],
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      "expansion": "fox wedge (plural fox wedges)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "English entries with incorrect language header",
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        "English multiword terms",
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      "glosses": [
        "A wedge for expanding the split end of a bolt, cotter, dowel, tenon, or other piece, to fasten the end in a hole or mortise and prevent withdrawal. The wedge abuts on the bottom of the hole and the piece is driven down upon it."
      ],
      "synonyms": [
        {
          "word": "nose key"
        }
      ]
    }
  ],
  "word": "fox wedge"
}