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

Reagen Klein doubled in the second but was thrown out at third base and Shannon Winters doubled to center in the bottom of the sixth but was stranded there. —Lori Riley, Hartford Courant, 6 Aug. 2025

To the lineup, New York upgraded at third base by bringing in Ryan McMahon and trading away Oswald Peraza, alongside adding Jose Caballero, Austin Slater, and Amed Rosario for their bench. —Tyler Small, Forbes.com, 6 Aug. 2025

And with a clear need for a third base option of the future, that type of deal could very well come from the Dodgers soon. —Peter Chawaga, MSNBC Newsweek, 4 Aug. 2025

Orlando Arcia, playing third base after Ryan McMahon was traded to the Yankees, added a bonus run with a solo homer off Genesis Cabrera in the eighth. —Patrick Saunders, Denver Post, 2 Aug. 2025

Word History

First Known Use

1845, in the meaning defined at sense 1

Rhymes for third base

• abase
• airspace
• apace
• backspace
• biface
• birthplace
• blackface
• boldface
• bookcase
• braincase
• briefcase
• carcase

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