also night·y-night Informal
interjection
Used to say good night to someone, especially to a child, who is going to bed.
Origin of night-night
Reduplication of nightnight-night
THE AMERICAN HERITAGE® DICTIONARY OF THE ENGLISH LANGUAGE, FIFTH EDITION by the Editors of the American Heritage Dictionaries. Copyright © 2016, 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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MLA Style
"night-night." YourDictionary, n.d. Web. 10 April 2019. <https://www.yourdictionary.com/night-night>.
APA Style
night-night. (n.d.). Retrieved April 10th, 2019, from https://www.yourdictionary.com/night-night
Interjection
- (colloquial) goodnight or good night
English Wiktionary. Available under CC-BY-SA license.
Link to this page
Cite this page
MLA Style
"night-night." YourDictionary, n.d. Web. 10 April 2019. <https://www.yourdictionary.com/night-night>.
APA Style
night-night. (n.d.). Retrieved April 10th, 2019, from https://www.yourdictionary.com/night-night
