"dead man's rope" meaning in All languages combined

{
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      "expansion": "dead man's rope (uncountable)",
      "name": "en-noun"
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  ],
  "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"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Brown algae",
          "orig": "en:Brown algae",
          "parents": [
            "Algae",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
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      ],
      "glosses": [
        "Synonym of sea-laces (“the seaweed Chorda filum”)"
      ],
      "id": "en-dead_man's_rope-en-noun-~eIoOx15",
      "links": [
        [
          "sea-laces",
          "sea-laces#English"
        ],
        [
          "Chorda filum",
          "Chorda filum#Translingual"
        ]
      ],
      "synonyms": [
        {
          "extra": "the seaweed Chorda filum",
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "sea-laces"
        }
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "dead man's rope"
}

{
  "head_templates": [
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      "expansion": "dead man's rope (uncountable)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "Synonym of sea-laces (“the seaweed Chorda filum”)"
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          "Chorda filum",
          "Chorda filum#Translingual"
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        {
          "extra": "the seaweed Chorda filum",
          "tags": [
            "synonym",
            "synonym-of"
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          "word": "sea-laces"
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      ],
      "tags": [
        "uncountable"
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  ],
  "word": "dead man's rope"
}