"treble hook" meaning in English

{
  "forms": [
    {
      "form": "treble hooks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "treble hook (plural treble hooks)",
      "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": "Entries with translation boxes",
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        },
        {
          "kind": "other",
          "name": "Terms with Marathi translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Fishing",
          "orig": "en:Fishing",
          "parents": [
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A fishhook where three hooks share a single shank, each point separated by 120º."
      ],
      "id": "en-treble_hook-en-noun-KTmvd7zd",
      "links": [
        [
          "fishing",
          "fishing#Noun"
        ],
        [
          "fishhook",
          "fishhook"
        ],
        [
          "hook",
          "hook"
        ],
        [
          "shank",
          "shank"
        ]
      ],
      "raw_glosses": [
        "(fishing) A fishhook where three hooks share a single shank, each point separated by 120º."
      ],
      "topics": [
        "fishing",
        "hobbies",
        "lifestyle"
      ],
      "translations": [
        {
          "code": "mr",
          "lang": "Marathi",
          "roman": "ākḍī",
          "sense": "fishhook",
          "tags": [
            "masculine"
          ],
          "word": "आकडी"
        }
      ]
    }
  ],
  "word": "treble hook"
}

{
  "forms": [
    {
      "form": "treble hooks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "treble hook (plural treble hooks)",
      "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",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Marathi translations",
        "en:Fishing"
      ],
      "glosses": [
        "A fishhook where three hooks share a single shank, each point separated by 120º."
      ],
      "links": [
        [
          "fishing",
          "fishing#Noun"
        ],
        [
          "fishhook",
          "fishhook"
        ],
        [
          "hook",
          "hook"
        ],
        [
          "shank",
          "shank"
        ]
      ],
      "raw_glosses": [
        "(fishing) A fishhook where three hooks share a single shank, each point separated by 120º."
      ],
      "topics": [
        "fishing",
        "hobbies",
        "lifestyle"
      ]
    }
  ],
  "translations": [
    {
      "code": "mr",
      "lang": "Marathi",
      "roman": "ākḍī",
      "sense": "fishhook",
      "tags": [
        "masculine"
      ],
      "word": "आकडी"
    }
  ],
  "word": "treble hook"
}