base runner

noun

: a baseball player of the team at bat who is on base or is attempting to reach a base

baserunning

ˈbās-ˌrə-niŋ 

noun

Examples of base runner in a Sentence

Recent Examples on the Web

Washington catcher Keibert Ruiz broke a scoreless tie in the sixth inning with his eighth homer of the year, a 388-foot shot to right field against Tyler Zuber, who allowed three base runners in ⅔ innings of work. — Barry Jackson, Miami Herald, 22 Aug. 2026

The Sox didn’t have another base runner until the sixth, when Romo walked with one out. — Lamond Pope, Chicago Tribune, 20 Aug. 2026

Polanco has spent almost no time at first base, as a defender or as a base runner. — Tim Britton, New York Times, 4 Aug. 2026

By the time Muncy fielded it cleanly, both Phillies base runners, Crawford and Realmuto, had taken large leads off their respective bases. — Maddie Lee, Los Angeles Times, 21 July 2026

Word History

First Known Use

1865, in the meaning defined above

Rhymes for base runner

• brunner
• gunnar
• gunner
• tonner
• forerunner

Kids Definition

base runner

noun

: a baseball player of the team at bat who is on base or is trying to reach a base