"nighty night" meaning in English

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      "glosses": [
        "Good night."
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          "Good night",
          "good night"
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      "raw_glosses": [
        "(colloquial, usually childish) Good night."
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          "word": "nighty-night"
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      "translations": [
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          "code": "ca",
          "lang": "Catalan",
          "sense": "a farewell",
          "word": "nanit"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "spóki nóki",
          "sense": "a farewell",
          "word": "спо́ки но́ки"
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  "word": "nighty night"
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  "synonyms": [
    {
      "word": "nighty-night"
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  "translations": [
    {
      "code": "ca",
      "lang": "Catalan",
      "sense": "a farewell",
      "word": "nanit"
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      "code": "ru",
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      "roman": "spóki nóki",
      "sense": "a farewell",
      "word": "спо́ки но́ки"
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  ],
  "word": "nighty night"
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