- a person who assists the driver in crewing a locomotive
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
Examples from the Web for second man
Drew backed through the curtains as the second-man was speaking.
The second-man was standing before the library door with folded arms and a watchdog expression on his cockney face.
The page is a very convenient servant to have when there is no second-man or when there are no men-servants at all.Book of Etiquette, Volume 2
Lillian Eichler Watson