base runner

noun

: a baseball player of the team at bat who is on base or is attempting to reach a base
baserunning noun

Examples of base runner in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Base running Thanks to top-10 rankings in walk rate and on-base percentage, the Twins have had plenty of base runners and plenty of chances to follow through on promises of more aggressive base running. Aaron Gleeman, New York Times, 13 Apr. 2026 Neither team managed a base runner through the first four innings. Mike Waters, Fort Worth Star-Telegram, 8 Apr. 2026 The slowing scored after the third as Hall allowed just one base runner over the next three innings. Tony Gleason, Daily News, 29 Mar. 2026 The Royals had a base runner reach scoring position in each inning. Gabriel Burns, AJC.com, 28 Mar. 2026 See All Example Sentences for base runner

Word History

First Known Use

1865, in the meaning defined above

Time Traveler
The first known use of base runner was in 1865

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Cite this Entry

“Base runner.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/base%20runner. Accessed 25 Apr. 2026.

Kids Definition

base runner

noun
: a baseball player of the team at bat who is on base or is trying to reach a base
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