"acastilleur" meaning in French

{
  "forms": [
    {
      "form": "acastilleurs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "acastilleur m (plural acastilleurs)",
      "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": "Nautical",
          "orig": "fr:Nautical",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "ship's chandler"
      ],
      "id": "en-acastilleur-fr-noun-MWcJL5XM",
      "links": [
        [
          "nautical",
          "nautical"
        ],
        [
          "chandler",
          "chandler"
        ]
      ],
      "raw_glosses": [
        "(nautical) ship's chandler"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "nautical",
        "transport"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/a.kas.ti.jœʁ/"
    }
  ],
  "word": "acastilleur"
}

{
  "forms": [
    {
      "form": "acastilleurs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "acastilleur m (plural acastilleurs)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French 4-syllable words",
        "French countable nouns",
        "French entries with incorrect language header",
        "French lemmas",
        "French masculine nouns",
        "French nouns",
        "French terms with IPA pronunciation",
        "Pages with 1 entry",
        "Pages with entries",
        "fr:Nautical"
      ],
      "glosses": [
        "ship's chandler"
      ],
      "links": [
        [
          "nautical",
          "nautical"
        ],
        [
          "chandler",
          "chandler"
        ]
      ],
      "raw_glosses": [
        "(nautical) ship's chandler"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "nautical",
        "transport"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/a.kas.ti.jœʁ/"
    }
  ],
  "word": "acastilleur"
}