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.
By May 1 this season, the Cubs had already started six different players at third base. Sahadev Sharma, New York Times, 2 May 2025 However, their platoon of DJ LeMahieu and Oswaldo Cabrera at third base might be a problem. Aaliyan Mohammed, MSNBC Newsweek, 1 May 2025 Left fielder Blake Cyr caught his 2-out fly ball against the fence to strand a base runner at third base. Matt Jones, Arkansas Online, 26 Apr. 2025 But Workman struggled with the limited playing time, going 3-for-14 with six strikeouts and one walk in nine games (four starts), and his defense, which was considered his strength, lacked the consistency the Cubs needed at third base. Meghan Montemurro, Chicago Tribune, 24 Apr. 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 8 May. 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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!