the members of a volunteer regiment of cavalry organized by Theodore Roosevelt and Leonard Wood for service in the Spanish-American War.
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Word Origin and History for rough rider
Online Etymology Dictionary, © 2010 Douglas Harper
Culture definitions for rough rider
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.