1. A tall cabinet, closet, or small room built to hold clothes.
2. Garments considered as a group, especially all the articles of clothing that belong to one person.
3. 1. The costumes belonging to a theater or theatrical troupe.
   2. The place in which theatrical costumes are kept.
4. The department in charge of wearing apparel, jewelry, and accessories in a royal or noble household.

[Middle English warderobe, from Old North French : warder, to guard + robe, garment; see robe.]

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.