first base

noun

1
: the base that must be touched first by a base runner in baseball
2
: the player position for defending the area around first base
3
: the first step or stage in a course of action
plans never got to first base
first baseman noun

Examples of first base in a Sentence

a runner on first base She hit a ground ball to first base. He used to be a catcher, but now he plays first base.
Recent Examples on the Web Beck struck out eight batters in a row after Madison Howard led off Paschal’s half of the first inning with a pop out to first base. Charles Baggarly, Fort Worth Star-Telegram, 26 Apr. 2024 Nonetheless, that same player found a way to score the deciding run in a 5-3 Dodgers victory over the Boston Braves, after reaching first base in the seventh inning following an error. Scott Talley, Detroit Free Press, 14 Apr. 2024 See all Example Sentences for first base 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'first base.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1848, in the meaning defined at sense 1

Time Traveler
The first known use of first base was in 1848

Dictionary Entries Near first base

Cite this Entry

“First base.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/first%20base. Accessed 3 May. 2024.

Kids Definition

first base

noun
: the base that must be touched first by a base runner in baseball
also : the position of the player defending the area around first base

More from Merriam-Webster on first base

Last Updated: - Updated example sentences
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