third base

noun

1
: the base that must be touched third by a base runner in baseball
2
: the player position for defending the area around third base
third baseman noun

Examples of third base in a Sentence

a runner on third base
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.
The 24-year-old saw action defensively both at second base and third base in the big leagues with San Francisco. Patrick McAvoy, MSNBC Newsweek, 6 Dec. 2025 Castañon should begin 2026 at El Paso as organizational depth that can cover first, second and third base. Jeff Sanders, San Diego Union-Tribune, 2 Dec. 2025 At the time he got hit, Schmitt had been on a tear filling in at third base while Matt Chapman was injured, batting .333 with four homers and 17 RBIs in 20 games in June. Laurence Miedema, Mercury News, 2 Dec. 2025 His arrival in 2017 stabilized what had for years been a revolving door at third base, and Devers played a key role in leading the Red Sox to the 2018 World Series title. Mac Cerullo, Boston Herald, 30 Nov. 2025 See All Example Sentences for third base

Word History

First Known Use

1845, in the meaning defined at sense 1

Time Traveler
The first known use of third base was in 1845

Browse Nearby Words

Cite this Entry

“Third base.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/third%20base. Accessed 11 Dec. 2025.

Kids Definition

third base

noun
: the base that must be touched third by a base runner in baseball or the position of the player defending the area around it
Last Updated: - Updated example sentences
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