n. A fur hat, usually with a plume in the front, worn by certain members of the military or brass bands.
the GNU version of the Collaborative International Dictionary of English
n. A military headdress or cap, used in the British army. It is of fur, with a bag, of the same color as the facings of the regiment, hanging from the top over the right shoulder.
The Century Dictionary and Cyclopedia
n. A military head-dress worn by hussars, artillerymen, and engineers in the British army, consisting of a fur hat with a bag, of the same color as the facings of the regiment, hanging from the top over the right side.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. tall hat; worn by some British soldiers on ceremonial occasions
Word Usage
"The uniform consists of a brown busby with red bag, light blue pelise and dolman, red breeches, yellow and blue barrel sash around the waist, and their unique yellow riding boots."