noun, plural reins·men.
a person who rides or drives horses, especially a skillful one, as a jockey or harness driver.
Origin of reinsman
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
noun plural -men
Australian and NZ the driver in a trotting race
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012