"sac à dos" meaning in French

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "km",
            "2": "សាកាដូ",
            "bor": "1"
          },
          "expansion": "→ Khmer: សាកាដូ (saakaadou)",
          "name": "desc"
        }
      ],
      "text": "→ Khmer: សាកាដូ (saakaadou)"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "pt",
            "2": "sacudu",
            "bor": "1"
          },
          "expansion": "→ Portuguese: sacudu",
          "name": "desc"
        }
      ],
      "text": "→ Portuguese: sacudu"
    }
  ],
  "etymology_text": "sac (“bag”) + dos (“back”)",
  "forms": [
    {
      "form": "sacs à dos",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "sac à dos m (plural sacs à dos)",
      "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"
        },
        {
          "kind": "topical",
          "langcode": "fr",
          "name": "Bags",
          "orig": "fr:Bags",
          "parents": [
            "Containers",
            "Tools",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "rucksack, backpack (bag worn on a person's back)"
      ],
      "id": "en-sac_à_dos-fr-noun-KWgxs039",
      "links": [
        [
          "rucksack",
          "rucksack"
        ],
        [
          "backpack",
          "backpack"
        ]
      ],
      "related": [
        {
          "word": "sac à main"
        }
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "fr:sac à dos"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/sa.k‿a do/"
    },
    {
      "audio": "Fr-Paris--sac à dos.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/e/ef/Fr-Paris--sac_%C3%A0_dos.ogg/Fr-Paris--sac_%C3%A0_dos.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/e/ef/Fr-Paris--sac_%C3%A0_dos.ogg"
    },
    {
      "audio": "LL-Q150 (fra)-DSwissK-sac à dos.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/82/LL-Q150_%28fra%29-DSwissK-sac_%C3%A0_dos.wav/LL-Q150_%28fra%29-DSwissK-sac_%C3%A0_dos.wav.mp3",
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    }
  ],
  "word": "sac à dos"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "km",
            "2": "សាកាដូ",
            "bor": "1"
          },
          "expansion": "→ Khmer: សាកាដូ (saakaadou)",
          "name": "desc"
        }
      ],
      "text": "→ Khmer: សាកាដូ (saakaadou)"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "pt",
            "2": "sacudu",
            "bor": "1"
          },
          "expansion": "→ Portuguese: sacudu",
          "name": "desc"
        }
      ],
      "text": "→ Portuguese: sacudu"
    }
  ],
  "etymology_text": "sac (“bag”) + dos (“back”)",
  "forms": [
    {
      "form": "sacs à dos",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "sac à dos m (plural sacs à dos)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "related": [
    {
      "word": "sac à main"
    }
  ],
  "senses": [
    {
      "categories": [
        "French countable nouns",
        "French entries with incorrect language header",
        "French lemmas",
        "French masculine nouns",
        "French multiword terms",
        "French nouns",
        "French terms with IPA pronunciation",
        "Pages with 1 entry",
        "Pages with entries",
        "fr:Bags"
      ],
      "glosses": [
        "rucksack, backpack (bag worn on a person's back)"
      ],
      "links": [
        [
          "rucksack",
          "rucksack"
        ],
        [
          "backpack",
          "backpack"
        ]
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "fr:sac à dos"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/sa.k‿a do/"
    },
    {
      "audio": "Fr-Paris--sac à dos.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/e/ef/Fr-Paris--sac_%C3%A0_dos.ogg/Fr-Paris--sac_%C3%A0_dos.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/e/ef/Fr-Paris--sac_%C3%A0_dos.ogg"
    },
    {
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    }
  ],
  "word": "sac à dos"
}