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nighty-night

American  
[nahy-tee-nahyt] / ˈnaɪ tiˈnaɪt /

interjection

Informal.
  1. good night.


Etymology

Origin of nighty-night

1875–80; reduplication of ( good ) night; see -y 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"Nighty night," she said and rolled to her side.

From O+F by Wetterau, John Moncure

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