running mate
Americannoun
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a candidate for an office linked with another and more important office, as for the vice-presidency.
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a horse entered in a race in which another, more important, horse from the same stable, or belonging to the same owner, is run.
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a close companion.
noun
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a candidate for the subordinate of two linked positions, esp a candidate for the vice-presidency
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a horse that pairs another in a team
Etymology
Origin of running mate
An Americanism dating back to 1865–70
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Flavio's press advisor said he would seek a woman running mate, possibly from the poor northeast -- Lula's stronghold.
From Barron's • Mar. 11, 2026
He might serve as Vance’s running mate, I guess, but both in Munich and in general he strikes me more as a chirrupy Robin to JD’s would-be Dark Knight.
From Salon • Feb. 22, 2026
In a different world, he suggested, Gabbard might have been Sanders’ running mate.
From Los Angeles Times • Feb. 4, 2026
Plainly the protests complicated Kamala Harris’s task of finding a running mate.
From The Wall Street Journal • Jan. 21, 2026
By the time he finished, with a last plug for John Kerry and his running mate, John Edwards, the crowd was on its feet and roaring, the applause booming in the rafters.
From "Becoming" by Michelle Obama
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.