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.
By rule, Ha-Seong Kim started the inning at second base. Chad Bishop, AJC.com, 16 May 2026 An inning after his defensive flub, Hernández connected on another breaking ball, lining a base hit to left and hustling in to second base to set up what would be Call’s go-ahead hit. Fabian Ardaya, New York Times, 15 May 2026 The Friars scored again with two outs in the sixth when Liu reached base on an error and then made it to second base on an errant pickoff throw. Lou Ponsi, Oc Register, 15 May 2026 During the at-bat, thye tried to pull off a double steal with Bichette going for second base and Benge going home. Abbey Mastracco, New York Daily News, 14 May 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 16 May. 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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