running mate


noun

a candidate for an office linked with another and more important office, as for the vice-presidency.
a horse entered in a race in which another, more important, horse from the same stable, or belonging to the same owner, is run.
a close companion.

Origin of running mate

An Americanism dating back to 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for running mate

British Dictionary definitions for running mate

running mate


noun

US a candidate for the subordinate of two linked positions, esp a candidate for the vice-presidency
a horse that pairs another in a team
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