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

San Francisco reportedly tried pursuing Washington Nationals’ shortstop CJ Abrams with the intention of moving him to second base but those plans did not materialize. —Justice Delos Santos, Mercury News, 28 Jan. 2026

Helman, capable of playing center field in addition to second base, may offer a little more versatility than Freeman. —Evan Grant, Dallas Morning News, 26 Jan. 2026

And as Stearns pointed out Thursday, the addition of Marcus Semien at second base gives the Mets another premier defensive player, and, if not the corners, they are greatly improved defensively up the middle. —Bill Madden, New York Daily News, 24 Jan. 2026

But the former Twin and Mariner came up as a shortstop and has played 430 games second base. —Dan Freedman, Forbes.com, 23 Jan. 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