Meaning of dress uniform

dress' u'niform

Pronunciation: [key]
  1. a uniform consisting of the coat and trousers of the service uniform, with a white shirt and black bow tie, worn for formal occasions.
  2. a blue uniform worn for formal occasions.
  3. a dark blue uniform worn in cool seasons or climates.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.