"real McCoy" meaning in English

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  "etymology_text": "Corruption of Scots the real MacKay, this latter attested in 1856 as “A drappie o’ the real MacKay” (A drop of the real MacKay). How “MacKay” became “McCoy” is unclear; first attested in the form “McCoy” in the US in 1908.\nThe term is the subject of many folk etymologies, discussed at the Wikipedia entry.",
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  "pos": "noun",
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        "The genuine thing, neither a substitute nor an imitation."
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        [
          "substitute",
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          "imitation",
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      "raw_glosses": [
        "(idiomatic) The genuine thing, neither a substitute nor an imitation."
      ],
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        {
          "word": "real deal"
        },
        {
          "word": "real McKoy"
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        {
          "word": "real Macoy"
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            "masculine"
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          "word": "autentyk"
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  "word": "real McCoy"
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  "lang_code": "en",
  "pos": "noun",
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        "The genuine thing, neither a substitute nor an imitation."
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        "(idiomatic) The genuine thing, neither a substitute nor an imitation."
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      "word": "real McKoy"
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      "word": "real Macoy"
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  "word": "real McCoy"
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