Definition of "nighties" []

• Plural form of nightie. (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "And Seal, who delivers a forgettable performance even he doesn't seem impressed with, while the "Dancing" professional chick dancers come and go, dressed in what look like nighties from the Valentine's gift packs their boyfriends ordered for them online."
• "Mary Robinette Kowal turns her hand from writing to modeling in nighties."
• "Aileen chose to be the evening star and very lovely she looked in her costume made of several silver-spangled scarfs draped over one of her dainty "nighties," which, of course, fell straight from her shoulders."