second base

noun

1

: the base that must be touched second by a base runner in baseball

2

: the player position for defending the area on the first-base side of second base

second baseman noun

Examples of second base in a Sentence

He slid into second base.

He used to play second base for the Red Sox.

Recent Examples on the Web

Story, too, broke for second base at a higher rate in his mid-30s. —Chad Jennings, New York Times, 21 May 2026

With two outs and one on, the Diamondbacks’ Ryan Waldschmidt fouled off an 0-1 four-seam fastball by Kilian as pinch-runner Jose Fernandez attempted to steal second base. —Justice Delos Santos, Mercury News, 20 May 2026

But Miller stepped off and had Call hung up between first and second base. —Bill Plunkett, Oc Register, 20 May 2026

At the start of the fifth, Teoscar Hernandez pulled a ground ball down the third base line that Machado was waiting for, but the ball bounced off the bag and over his head as Hernandez ran to second base with a double. —Kevin Acee, San Diego Union-Tribune, 20 May 2026

Word History

First Known Use

1845, in the meaning defined at sense 1

Rhymes for second base

• aerospace
• anatase
• anyplace
• commonplace
• cyberspace
• database
• diabase
• diastase
• dnase
• elastase
• fireplace
• hyperspace

Kids Definition

second base

noun

: the base that must be touched second by a base runner in baseball or the position of the player defending the area around it