der·by 
(dûrbē; British därbē)
(dûrbē; British därbē)n. pl. der·bies
1. Sports Any of various annual horseraces, especially for three-year-olds.
2. Sports A formal race usually having an open field of contestants: a motorcycle derby.
3. A stiff felt hat with a round crown and a narrow, curved brim.
[After Edward Stanley, 12th Earl of Derby (1752-1834), founder of the English Derby.]
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