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

With his team down by a run in the bottom of the ninth, Araúz pinch hit for Allen Córdoba and grounded out weakly to second base. —Melissa Lockard, New York Times, 11 Mar. 2026

Adell also scored from second base with the tying run on an infield hit. —Jeff Fletcher, Oc Register, 11 Mar. 2026

The left-handed-hitting Song, who plays third and second base well and started his first game at shortstop Sunday, seemed headed for the roster before the setback. —Kevin Acee, San Diego Union-Tribune, 11 Mar. 2026

That sounds like a guy who is going to be on the team, perhaps platooning with Hyeseong Kim at second base. —Assistant Sports Editor, Los Angeles Times, 11 Mar. 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