empty base

Noun

(baseball) A base without a runner on it.

Japanese Meaning

野球用語で、走者が存在しない塁（ベース）のことを指す。

Seeing the empty base at second, the runner on first took off on the pitch.

二塁に走者のいない塁を見て、一塁の走者は投球に合わせて走り出した。

Sense（1）

(baseball) A base without a runner on it.

They have to pitch to the slugger because there are no empty bases.

empty bases

（ plural ）