"porte-mine" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "porter",
        "3": "mine"
      },
      "expansion": "porter + mine",
      "name": "af"
    }
  ],
  "etymology_text": "From porter + mine.",
  "forms": [
    {
      "form": "porte-mines",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "head": "porte-mine"
      },
      "expansion": "porte-mine m (plural porte-mines)",
      "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": "French verb-noun compounds",
          "parents": [
            "Verb-noun compounds",
            "Verb-object compounds",
            "Compound terms",
            "Terms by etymology"
          ],
          "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": "Writing instruments",
          "orig": "fr:Writing instruments",
          "parents": [
            "Stationery",
            "Tools",
            "Writing",
            "Technology",
            "Human behaviour",
            "Language",
            "All topics",
            "Human",
            "Communication",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "mechanical pencil"
      ],
      "id": "en-porte-mine-fr-noun-wrxCXLqn",
      "links": [
        [
          "mechanical pencil",
          "mechanical pencil"
        ]
      ],
      "synonyms": [
        {
          "english": "post-1990 spelling",
          "word": "portemine"
        }
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pɔʁ.t(ə).min/"
    },
    {
      "audio": "LL-Q150 (fra)-Lyokoï-porte-mine.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/38/LL-Q150_%28fra%29-Lyoko%C3%AF-porte-mine.wav/LL-Q150_%28fra%29-Lyoko%C3%AF-porte-mine.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/38/LL-Q150_%28fra%29-Lyoko%C3%AF-porte-mine.wav/LL-Q150_%28fra%29-Lyoko%C3%AF-porte-mine.wav.ogg"
    }
  ],
  "word": "porte-mine"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "porter",
        "3": "mine"
      },
      "expansion": "porter + mine",
      "name": "af"
    }
  ],
  "etymology_text": "From porter + mine.",
  "forms": [
    {
      "form": "porte-mines",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "head": "porte-mine"
      },
      "expansion": "porte-mine m (plural porte-mines)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French 3-syllable words",
        "French compound terms",
        "French countable nouns",
        "French entries with incorrect language header",
        "French lemmas",
        "French masculine nouns",
        "French multiword terms",
        "French nouns",
        "French terms with IPA pronunciation",
        "French verb-noun compounds",
        "Pages with 1 entry",
        "Pages with entries",
        "fr:Writing instruments"
      ],
      "glosses": [
        "mechanical pencil"
      ],
      "links": [
        [
          "mechanical pencil",
          "mechanical pencil"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pɔʁ.t(ə).min/"
    },
    {
      "audio": "LL-Q150 (fra)-Lyokoï-porte-mine.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/38/LL-Q150_%28fra%29-Lyoko%C3%AF-porte-mine.wav/LL-Q150_%28fra%29-Lyoko%C3%AF-porte-mine.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/38/LL-Q150_%28fra%29-Lyoko%C3%AF-porte-mine.wav/LL-Q150_%28fra%29-Lyoko%C3%AF-porte-mine.wav.ogg"
    }
  ],
  "synonyms": [
    {
      "english": "post-1990 spelling",
      "word": "portemine"
    }
  ],
  "word": "porte-mine"
}