"lien profond" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "en",
        "3": "deep link"
      },
      "expansion": "Calque of English deep link",
      "name": "cal"
    }
  ],
  "etymology_text": "Calque of English deep link.",
  "forms": [
    {
      "form": "liens profonds",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "lien profond m (plural liens profonds)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "deep link"
      ],
      "id": "en-lien_profond-fr-noun-9GwOH3FY",
      "links": [
        [
          "deep link",
          "deep link"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ljɛ̃ pʁɔ.fɔ̃/"
    }
  ],
  "word": "lien profond"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "en",
        "3": "deep link"
      },
      "expansion": "Calque of English deep link",
      "name": "cal"
    }
  ],
  "etymology_text": "Calque of English deep link.",
  "forms": [
    {
      "form": "liens profonds",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "lien profond m (plural liens profonds)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French countable nouns",
        "French entries with incorrect language header",
        "French lemmas",
        "French masculine nouns",
        "French multiword terms",
        "French nouns",
        "French terms calqued from English",
        "French terms derived from English",
        "French terms with IPA pronunciation",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "deep link"
      ],
      "links": [
        [
          "deep link",
          "deep link"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ljɛ̃ pʁɔ.fɔ̃/"
    }
  ],
  "word": "lien profond"
}