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good night

an expression of farewell used in parting at nighttime or when going to sleep.
Origin of good night
1325-75; Middle English


[goo d-nahyt] /ˌgʊdˈnaɪt/
a farewell or leave-taking:
He said his good-nights before leaving the party. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for goodnight
Contemporary Examples
Historical Examples
  • "goodnight, officer," I heard him say to the policeman, and he asked him for a match.

    The Grand Babylon Hotel Arnold Bennett
  • As usual he said goodnight to no one of them, but stole gently out.

    Heather and Snow George MacDonald
  • He refused to be cheered, and saying that he was in need of rest, bade me goodnight dispiritedly and went to bed.

    Recollections David Christie Murray
  • Then Dawes yawned widely, stood up, and said goodnight at quarter-of-ten.

    Dream Town Henry Slesar
  • "goodnight then," they all said as they slunk into the shadow.

    The Bastonnais John Lesperance
British Dictionary definitions for goodnight

good night

sentence substitute
a conventional expression of farewell, or, rarely, of greeting, used in the late afternoon, the evening, or at night, esp when departing to bed
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Slang definitions & phrases for goodnight

good night


An exclamation of surprise, irritation, emphasis, etc: Good night! Must you chew that gum so loud?

[1880s+; a euphemism for good God]

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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Idioms and Phrases with goodnight

good night

Expression of farewell used when parting at night or when going to sleep, as in He stood at the door, saying good night to each of the departing guests, or Mother came to tuck the children in and kiss them good night. [ Late 1300s ]
Exclamation of surprise or irritation, as in Good night, Joe!—You can't mean what you said, or Good night, Anne—it's time you learned how to throw a ball. [ Late 1800s ]
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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