"15 minutes" meaning in English

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      "expansion": "15 minutes pl (plural only)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        {
          "word": "15 minutes of fame"
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      "examples": [
        {
          "text": "That singer's second single didn't chart; I guess his 15 minutes are almost up.",
          "type": "example"
        }
      ],
      "glosses": [
        "Ellipsis of 15 minutes of fame."
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      "synonyms": [
        {
          "word": "fifteen minutes"
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        "abbreviation",
        "alt-of",
        "ellipsis",
        "plural",
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  "word": "15 minutes"
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      "expansion": "15 minutes pl (plural only)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "15 minutes of fame"
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      "examples": [
        {
          "text": "That singer's second single didn't chart; I guess his 15 minutes are almost up.",
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        }
      ],
      "glosses": [
        "Ellipsis of 15 minutes of fame."
      ],
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  "synonyms": [
    {
      "word": "fifteen minutes"
    }
  ],
  "word": "15 minutes"
}