"ne pas croire si bien dire" meaning in French

{
  "head_templates": [
    {
      "args": {},
      "expansion": "ne pas croire si bien dire",
      "name": "fr-verb"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "verb",
  "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 negative polarity items",
          "parents": [
            "Negative polarity items",
            "Terms by semantic function"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "If only you knew how right you are! That's an understatement!",
          "text": "Tu ne crois pas si bien dire !",
          "type": "example"
        }
      ],
      "glosses": [
        "not to know how right one is (said when someone who has uttered a statement doesn't know that this statement is even truer than they thought, for example because there is another dimension to it that they weren't aware of)"
      ],
      "id": "en-ne_pas_croire_si_bien_dire-fr-verb-5VQm19jI",
      "links": [
        [
          "right",
          "right"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/nə pa kʁwaʁ si bjɛ̃ diʁ/"
    },
    {
      "ipa": "/nə pɑ kʁwaʁ si bjɛ̃ diʁ/"
    },
    {
      "audio": "LL-Q150 (fra)-WikiLucas00-ne pas croire si bien dire.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/b/b3/LL-Q150_%28fra%29-WikiLucas00-ne_pas_croire_si_bien_dire.wav/LL-Q150_%28fra%29-WikiLucas00-ne_pas_croire_si_bien_dire.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/b/b3/LL-Q150_%28fra%29-WikiLucas00-ne_pas_croire_si_bien_dire.wav/LL-Q150_%28fra%29-WikiLucas00-ne_pas_croire_si_bien_dire.wav.ogg"
    }
  ],
  "word": "ne pas croire si bien dire"
}

{
  "head_templates": [
    {
      "args": {},
      "expansion": "ne pas croire si bien dire",
      "name": "fr-verb"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "French entries with incorrect language header",
        "French lemmas",
        "French multiword terms",
        "French negative polarity items",
        "French terms with IPA pronunciation",
        "French terms with usage examples",
        "French verbs",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "english": "If only you knew how right you are! That's an understatement!",
          "text": "Tu ne crois pas si bien dire !",
          "type": "example"
        }
      ],
      "glosses": [
        "not to know how right one is (said when someone who has uttered a statement doesn't know that this statement is even truer than they thought, for example because there is another dimension to it that they weren't aware of)"
      ],
      "links": [
        [
          "right",
          "right"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/nə pa kʁwaʁ si bjɛ̃ diʁ/"
    },
    {
      "ipa": "/nə pɑ kʁwaʁ si bjɛ̃ diʁ/"
    },
    {
      "audio": "LL-Q150 (fra)-WikiLucas00-ne pas croire si bien dire.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/b/b3/LL-Q150_%28fra%29-WikiLucas00-ne_pas_croire_si_bien_dire.wav/LL-Q150_%28fra%29-WikiLucas00-ne_pas_croire_si_bien_dire.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/b/b3/LL-Q150_%28fra%29-WikiLucas00-ne_pas_croire_si_bien_dire.wav/LL-Q150_%28fra%29-WikiLucas00-ne_pas_croire_si_bien_dire.wav.ogg"
    }
  ],
  "word": "ne pas croire si bien dire"
}