[interjection nahyt-nahyt, -nahyt; adverb nahyt-nahyt] /interjection ˈnaɪtˈnaɪt, -ˌnaɪt; adverb ˈnaɪtˌnaɪt/

Informal. good night.
go night-night, Baby Talk. to go to bed or to sleep.
sentence substitute
an informal word for good night

nursery talk, “good-night,” 1896; form nighty-night is attested from 1876.


An amiable parting salutation at night (1896+)


Read Also:

  • Night nurse

    noun 1. a nurse whose duty is to look after a patient or patients during the night

  • Night-office

    noun, Ecclesiastical. 1. the office for matins.

  • Nightowl

    noun night person (first form 1846+, second 1868+)

  • Night-owl

    noun, Informal. 1. a person who often stays up late at night; nighthawk. noun 1. (informal) a person who is or prefers to be up and about late at night n. “owl which flies at night,” 1590s; applied since 1846 (American English) to persons who are up or out late at night. Cf. night-hawk, also […]

Disclaimer: Night-night definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.