derby Meaning, Definition & Usage

  1. noun a felt hat that is round and hard with a narrow brim
    bowler; bowler hat; plug hat; derby hat.

WordNet


Der"by noun
Definitions
  1. A race for three-old horses, run annually at Epsom (near London), for the Derby stakes. It was instituted by the 12th Earl of Derby, in 1780.
  2. A stiff felt hat with a dome-shaped crown.

Webster 1913