- long underwear, especially for winter use.
Origin of long johns
First recorded in 1940–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for long johns
Her curly hair bounced as she stomped back and forth, her soft, round buttocks flexing under her long-johns.Someone Comes to Town, Someone Leaves Town
- informal underpants with long legs
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 long johns
type of warm underwear, 1943, originally for U.S. GIs. By 1919 as a type of pastry. Long john also was used of various sorts of worm, potato, sled, etc.
Online Etymology Dictionary, © 2010 Douglas Harper