"mother lode" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions nominales en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de mother et de lode."
  ],
  "forms": [
    {
      "form": "mother lodes",
      "ipas": [
        "\\ˈmʌ.ðɚ loʊdz\\",
        "\\ˈmʌ.ðə loʊdz\\"
      ],
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "related": [
    {
      "word": "motherlode"
    },
    {
      "word": "motherload"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en anglais de la géologie",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Filon principal."
      ],
      "id": "fr-mother_lode-en-noun-bBc3Xj~r",
      "topics": [
        "geology"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Métaphores en anglais",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Filon, source profitable d’objets ou d’informations."
      ],
      "id": "fr-mother_lode-en-noun-KyZWc3rK",
      "tags": [
        "figuratively"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈmʌ.ðɚ loʊd\\",
      "raw_tags": [
        "États-Unis"
      ]
    },
    {
      "ipa": "\\ˈmʌ.ðə loʊd\\",
      "raw_tags": [
        "Royaume-Uni"
      ]
    }
  ],
  "word": "mother lode"
}

{
  "categories": [
    "Compositions en anglais",
    "Locutions nominales en anglais",
    "anglais"
  ],
  "etymology_texts": [
    "Composé de mother et de lode."
  ],
  "forms": [
    {
      "form": "mother lodes",
      "ipas": [
        "\\ˈmʌ.ðɚ loʊdz\\",
        "\\ˈmʌ.ðə loʊdz\\"
      ],
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "related": [
    {
      "word": "motherlode"
    },
    {
      "word": "motherload"
    }
  ],
  "senses": [
    {
      "categories": [
        "Lexique en anglais de la géologie"
      ],
      "glosses": [
        "Filon principal."
      ],
      "topics": [
        "geology"
      ]
    },
    {
      "categories": [
        "Métaphores en anglais"
      ],
      "glosses": [
        "Filon, source profitable d’objets ou d’informations."
      ],
      "tags": [
        "figuratively"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈmʌ.ðɚ loʊd\\",
      "raw_tags": [
        "États-Unis"
      ]
    },
    {
      "ipa": "\\ˈmʌ.ðə loʊd\\",
      "raw_tags": [
        "Royaume-Uni"
      ]
    }
  ],
  "word": "mother lode"
}