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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.

See Examples For:

When you tuck your children in, the feds are there for the nighty-night, too.

From Seattle Times Jul. 2, 2022

Such nighty-night attire would probably do well at, say, Mr. Trump’s MacLeod House in Scotland.

From Washington Times Feb. 7, 2017

In effect this allows the league to claim more Sunday real estate, from breakfast to nighty-night.

From New York Times Nov. 3, 2015

Researchers measured changes in melatonin, the primary hormone that tells the body to go nighty-night, to see whether the caffeine had shifted the circadian clock.

From Slate Sep. 17, 2015

"We can't even afford to call prospective players long-distance every evening to tell 'em nighty-night, and we don't have the affluent alumni to do the little extras in recruiting that a lot of colleges have."

From Time Magazine Archive

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