"de derrière les fagots" meaning in French

{
  "etymology_text": "In reference to a bottle of wine that one would keep in a secret location, hidden from sight, and draw out for special occasions.",
  "head_templates": [
    {
      "args": {
        "inv": "1"
      },
      "expansion": "de derrière les fagots (invariable)",
      "name": "fr-adj"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "a really special wine, good stuff",
          "text": "un petit vin de derrière les fagots",
          "type": "example"
        }
      ],
      "glosses": [
        "very special, that one has been keeping preciously, that one has been keeping up one's sleeve (with the implication that it is excellent, exquisite)"
      ],
      "id": "en-de_derrière_les_fagots-fr-adj-jE~SpxMF",
      "links": [
        [
          "special",
          "special"
        ],
        [
          "preciously",
          "preciously"
        ],
        [
          "up one's sleeve",
          "up one's sleeve"
        ],
        [
          "excellent",
          "excellent#English"
        ],
        [
          "exquisite",
          "exquisite#English"
        ]
      ],
      "raw_glosses": [
        "(informal) very special, that one has been keeping preciously, that one has been keeping up one's sleeve (with the implication that it is excellent, exquisite)"
      ],
      "related": [
        {
          "word": "pas piqué des vers"
        }
      ],
      "tags": [
        "informal",
        "invariable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/də dɛ.ʁjɛʁ le fa.ɡo/"
    },
    {
      "ipa": "/də de.ʁjɛʁ le fa.ɡo/"
    },
    {
      "audio": "LL-Q150 (fra)-LoquaxFR-de derrière les fagots.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/a/ad/LL-Q150_%28fra%29-LoquaxFR-de_derri%C3%A8re_les_fagots.wav/LL-Q150_%28fra%29-LoquaxFR-de_derri%C3%A8re_les_fagots.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/a/ad/LL-Q150_%28fra%29-LoquaxFR-de_derri%C3%A8re_les_fagots.wav/LL-Q150_%28fra%29-LoquaxFR-de_derri%C3%A8re_les_fagots.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "de derrière les fagots"
}

{
  "etymology_text": "In reference to a bottle of wine that one would keep in a secret location, hidden from sight, and draw out for special occasions.",
  "head_templates": [
    {
      "args": {
        "inv": "1"
      },
      "expansion": "de derrière les fagots (invariable)",
      "name": "fr-adj"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adj",
  "related": [
    {
      "word": "pas piqué des vers"
    }
  ],
  "senses": [
    {
      "categories": [
        "French adjectives",
        "French entries with incorrect language header",
        "French informal terms",
        "French lemmas",
        "French multiword terms",
        "French terms with IPA pronunciation",
        "French terms with audio links",
        "French terms with usage examples"
      ],
      "examples": [
        {
          "english": "a really special wine, good stuff",
          "text": "un petit vin de derrière les fagots",
          "type": "example"
        }
      ],
      "glosses": [
        "very special, that one has been keeping preciously, that one has been keeping up one's sleeve (with the implication that it is excellent, exquisite)"
      ],
      "links": [
        [
          "special",
          "special"
        ],
        [
          "preciously",
          "preciously"
        ],
        [
          "up one's sleeve",
          "up one's sleeve"
        ],
        [
          "excellent",
          "excellent#English"
        ],
        [
          "exquisite",
          "exquisite#English"
        ]
      ],
      "raw_glosses": [
        "(informal) very special, that one has been keeping preciously, that one has been keeping up one's sleeve (with the implication that it is excellent, exquisite)"
      ],
      "tags": [
        "informal",
        "invariable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/də dɛ.ʁjɛʁ le fa.ɡo/"
    },
    {
      "ipa": "/də de.ʁjɛʁ le fa.ɡo/"
    },
    {
      "audio": "LL-Q150 (fra)-LoquaxFR-de derrière les fagots.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/a/ad/LL-Q150_%28fra%29-LoquaxFR-de_derri%C3%A8re_les_fagots.wav/LL-Q150_%28fra%29-LoquaxFR-de_derri%C3%A8re_les_fagots.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/a/ad/LL-Q150_%28fra%29-LoquaxFR-de_derri%C3%A8re_les_fagots.wav/LL-Q150_%28fra%29-LoquaxFR-de_derri%C3%A8re_les_fagots.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "de derrière les fagots"
}