"blankety-blank" meaning in English

{
  "forms": [
    {
      "form": "blankety-blanks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "blankety-blank (plural blankety-blanks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English euphemisms",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2005, Jeannette Walls, The Glass Castle:",
          "text": "Since she never used curse words, she was calling Dad names like 'blankety-blank' and 'worthless drunk so-and-so'.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A substitute for a name the speaker does not know, cannot recall, or does not wish to mention."
      ],
      "id": "en-blankety-blank-en-noun-~ydyfNue",
      "raw_glosses": [
        "(informal, euphemistic) A substitute for a name the speaker does not know, cannot recall, or does not wish to mention."
      ],
      "tags": [
        "euphemistic",
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q1860 (eng)-Flame, not lame-blankety-blank.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/2/26/LL-Q1860_%28eng%29-Flame%2C_not_lame-blankety-blank.wav/LL-Q1860_%28eng%29-Flame%2C_not_lame-blankety-blank.wav.mp3",
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    }
  ],
  "word": "blankety-blank"
}

{
  "forms": [
    {
      "form": "blankety-blanks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "blankety-blank (plural blankety-blanks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English euphemisms",
        "English informal terms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English placeholder terms",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "2005, Jeannette Walls, The Glass Castle:",
          "text": "Since she never used curse words, she was calling Dad names like 'blankety-blank' and 'worthless drunk so-and-so'.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A substitute for a name the speaker does not know, cannot recall, or does not wish to mention."
      ],
      "raw_glosses": [
        "(informal, euphemistic) A substitute for a name the speaker does not know, cannot recall, or does not wish to mention."
      ],
      "tags": [
        "euphemistic",
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q1860 (eng)-Flame, not lame-blankety-blank.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/2/26/LL-Q1860_%28eng%29-Flame%2C_not_lame-blankety-blank.wav/LL-Q1860_%28eng%29-Flame%2C_not_lame-blankety-blank.wav.mp3",
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    }
  ],
  "word": "blankety-blank"
}