second base

noun

1
: the base that must be touched second by a base runner in baseball
2
: the player position for defending the area on the first-base side of second base
second baseman noun

Examples of second base in a Sentence

He slid into second base. He used to play second base for the Red Sox.
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.
Rocchio was on second base and seemed to steal the Royals’ signs. Pete Grathoff, Kansas City Star, 9 Apr. 2026 The ball went over Jonah Heim’s glove, caromed off the backstop and Heim was able to recover the ball and fire it to second base to try to get the runner stealing second base. Ryan Gaydos, FOXNews.com, 8 Apr. 2026 The Highlanders’ Miles Scott followed with a smash between first and second base. Kirk Kenney, San Diego Union-Tribune, 8 Apr. 2026 And that was enough to put the ball just out of reach, allowing Jesús Sánchez to jog to second base for a double. Maddie Lee, Los Angeles Times, 8 Apr. 2026 See All Example Sentences for second base

Word History

First Known Use

1845, in the meaning defined at sense 1

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

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Cite this Entry

“Second base.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/second%20base. Accessed 12 Apr. 2026.

Kids Definition

second base

noun
: the base that must be touched second by a base runner in baseball or the position of the player defending the area around it
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