"FLAC" meaning in English

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      "args": {},
      "expansion": "FLAC",
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  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Free Lossless Audio Codec"
        }
      ],
      "categories": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
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          "name": "Pages with 1 entry",
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          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "File formats",
          "orig": "en:File formats",
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            "Computing",
            "Technology",
            "All topics",
            "Fundamental"
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        }
      ],
      "glosses": [
        "Initialism of Free Lossless Audio Codec."
      ],
      "id": "en-FLAC-en-name-ogQo5qUn",
      "links": [
        [
          "file format",
          "file format"
        ],
        [
          "Free Lossless Audio Codec",
          "w:Free Lossless Audio Codec"
        ]
      ],
      "qualifier": "file format",
      "raw_glosses": [
        "(file format) Initialism of Free Lossless Audio Codec."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/flæk/",
      "tags": [
        "UK",
        "US"
      ]
    },
    {
      "rhymes": "-æk"
    }
  ],
  "word": "FLAC"
}

{
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    {
      "args": {},
      "expansion": "FLAC",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Free Lossless Audio Codec"
        }
      ],
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        "English links with redundant wikilinks",
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        "Pages with 1 entry",
        "Pages with entries",
        "Rhymes:English/æk",
        "Rhymes:English/æk/1 syllable",
        "en:File formats"
      ],
      "glosses": [
        "Initialism of Free Lossless Audio Codec."
      ],
      "links": [
        [
          "file format",
          "file format"
        ],
        [
          "Free Lossless Audio Codec",
          "w:Free Lossless Audio Codec"
        ]
      ],
      "qualifier": "file format",
      "raw_glosses": [
        "(file format) Initialism of Free Lossless Audio Codec."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/flæk/",
      "tags": [
        "UK",
        "US"
      ]
    },
    {
      "rhymes": "-æk"
    }
  ],
  "word": "FLAC"
}