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.
Song had experience in Korea at third base (500 starts), second base (149 starts) and first base (38 starts). Jeff Sanders, San Diego Union-Tribune, 6 Jan. 2026 Toronto’s infield would remain untouched, with Addison Barger and Okamoto likely acting as a sort of third base platoon. Mitch Bannon, New York Times, 6 Jan. 2026 The nine-year veteran played shortstop, third base, second base and first base last season in Washington. Sports Staff, New York Daily News, 4 Jan. 2026 Okamoto can play first base and third base, winning two Gold Gloves at third and one at first base. Ryan Canfield, FOXNews.com, 3 Jan. 2026 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

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Cite this Entry

“Third base.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/third%20base. Accessed 9 Jan. 2026.

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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