✨📕 The NEWThe NEW Collegiate Dictionary, 12th Edition Over 5,000 words added — Buy Now! Collegiate DictionaryBuy Now!

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.
The Padres are believed to be close to hiring a third base coach to replace Tim Leiper, who is now with the Mets. Kevin Acee, San Diego Union-Tribune, 25 Nov. 2025 Bregman would replace Bohm at third base and give the Phillies a more impactful hitter at the top of the lineup. Drew Vonscio, MSNBC Newsweek, 25 Nov. 2025 In November 2022, the Rockies promoted him to their major league coaching staff as third base and infield coach for the 2023 season. Patrick Saunders, Denver Post, 24 Nov. 2025 Multiple sources also confirmed ex-Twins third-base coach Tommy Watkins is set to join the Atlanta Braves coaching staff, either at third base or in another capacity. Dan Hayes, New York Times, 11 Nov. 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 29 Nov. 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!