"fetterlock" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "fetter",
        "3": "lock"
      },
      "expansion": "fetter + lock",
      "name": "compound"
    }
  ],
  "etymology_text": "fetter + lock",
  "forms": [
    {
      "form": "fetterlocks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "fetterlock (plural fetterlocks)",
      "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": "Heraldic charges",
          "orig": "en:Heraldic charges",
          "parents": [
            "Heraldry",
            "History",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A shackle or lock."
      ],
      "id": "en-fetterlock-en-noun-8PWC0XWC",
      "links": [
        [
          "heraldry",
          "heraldry"
        ],
        [
          "shackle",
          "shackle"
        ],
        [
          "lock",
          "lock"
        ]
      ],
      "raw_glosses": [
        "(heraldry) A shackle or lock."
      ],
      "topics": [
        "government",
        "heraldry",
        "hobbies",
        "lifestyle",
        "monarchy",
        "nobility",
        "politics"
      ]
    }
  ],
  "word": "fetterlock"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "fetter",
        "3": "lock"
      },
      "expansion": "fetter + lock",
      "name": "compound"
    }
  ],
  "etymology_text": "fetter + lock",
  "forms": [
    {
      "form": "fetterlocks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "fetterlock (plural fetterlocks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "en:Heraldic charges"
      ],
      "glosses": [
        "A shackle or lock."
      ],
      "links": [
        [
          "heraldry",
          "heraldry"
        ],
        [
          "shackle",
          "shackle"
        ],
        [
          "lock",
          "lock"
        ]
      ],
      "raw_glosses": [
        "(heraldry) A shackle or lock."
      ],
      "topics": [
        "government",
        "heraldry",
        "hobbies",
        "lifestyle",
        "monarchy",
        "nobility",
        "politics"
      ]
    }
  ],
  "word": "fetterlock"
}