"today's lucky 10,000" meaning in English

{
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        "2": "Q285048",
        "in": "2012"
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      "expansion": "Coined by American cartoonist, author and engineer Randall Munroe in 2012",
      "name": "coinage"
    }
  ],
  "etymology_text": "Coined by American cartoonist, author and engineer Randall Munroe in 2012 in his webcomic xkcd, based on a calculation that given four million yearly births in the United States, about ten thousand people learn something that \"everyone knows\" every day.",
  "forms": [
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  "head_templates": [
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      "expansion": "today's lucky 10,000 pl (plural only)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
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          "source": "w"
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          "kind": "other",
          "name": "English pluralia tantum",
          "parents": [
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            "Lemmas"
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      "examples": [
        {
          "text": "Don't make fun of people who don't know something; they're one of today's lucky 10,000!",
          "type": "example"
        },
        {
          "text": "For quotations using this term, see Citations:today's lucky 10,000."
        }
      ],
      "glosses": [
        "A theoretical set of 10,000 people who learn something considered \"common knowledge\" for the first time."
      ],
      "id": "en-today's_lucky_10,000-en-noun-kvA4malc",
      "links": [
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          "theoretical",
          "theoretical"
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        [
          "common knowledge",
          "common knowledge"
        ]
      ],
      "synonyms": [
        {
          "word": "today's lucky ten thousand"
        }
      ],
      "tags": [
        "plural",
        "plural-only"
      ],
      "wikipedia": [
        "United States",
        "xkcd"
      ]
    }
  ],
  "word": "today's lucky 10,000"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "Q285048",
        "in": "2012"
      },
      "expansion": "Coined by American cartoonist, author and engineer Randall Munroe in 2012",
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    }
  ],
  "etymology_text": "Coined by American cartoonist, author and engineer Randall Munroe in 2012 in his webcomic xkcd, based on a calculation that given four million yearly births in the United States, about ten thousand people learn something that \"everyone knows\" every day.",
  "forms": [
    {
      "form": "pl",
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  ],
  "head_templates": [
    {
      "args": {
        "1": "p"
      },
      "expansion": "today's lucky 10,000 pl (plural only)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English pluralia tantum",
        "English terms coined by Randall Munroe",
        "English terms spelled with numbers",
        "English terms with usage examples"
      ],
      "examples": [
        {
          "text": "Don't make fun of people who don't know something; they're one of today's lucky 10,000!",
          "type": "example"
        },
        {
          "text": "For quotations using this term, see Citations:today's lucky 10,000."
        }
      ],
      "glosses": [
        "A theoretical set of 10,000 people who learn something considered \"common knowledge\" for the first time."
      ],
      "links": [
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          "theoretical",
          "theoretical"
        ],
        [
          "common knowledge",
          "common knowledge"
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      ],
      "tags": [
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      "wikipedia": [
        "United States",
        "xkcd"
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    }
  ],
  "synonyms": [
    {
      "word": "today's lucky ten thousand"
    }
  ],
  "word": "today's lucky 10,000"
}