U.S. Air Force. a uniform consisting of the coat and trousers of the service uniform, with a white shirt and black bow tie, worn for formal occasions.
U.S. Army. a blue uniform worn for formal occasions.
U.S. Navy. a dark blue uniform worn in cool seasons or climates.
Origin of dress uniform
First recorded in 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for dress uniform
military formal ceremonial uniform
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