on base

Thesaurus

Adv.

1.on base - on first or second or third base; "Their second homer with Bob Allison aboard"aboardbaseball, baseball game - a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs; "he played baseball in high school"; "there was a baseball game on every empty lot"; "there was a desire for National League ball in the area"; "play ball!"