- women's or children's underwear.
Origin of undies
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for undies
While the undies may not be so provocative, Gaga makes up for it with her seemingly erotic dance moves.Deconstructing Lady Gaga's 5 Bras in "Applause"
August 19, 2013
Guns, fists, belt whippings—and a total, unabashed lack of undies.‘Boardwalk Empire,’ ‘Fargo’ & More Nude Dude Fight Scenes (VIDEO)
October 16, 2012
Another explains she won't show her "vag," but could be charmed "into my undies" should a player win a game.My $16 Videogame Striptease
October 14, 2010
- informal women's underwear
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
Word Origin and History for undies
1906, diminutive euphemistic abbreviation for women's underwear (or undergarments).
Online Etymology Dictionary, © 2010 Douglas Harper