1. [syn: baseball, baseball game]
2. a ball used in playing baseball;
The Collaborative International Dictionary of English v.0.48:
Baseball \Base"ball"\, n.
1. A game of ball, so called from the bases or bounds (four
in number) which designate the circuit which each player
must endeavor to make after striking the ball.
2. The ball used in this game.
WordNet (r) 3.0 (2006):
n 1: 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!" [syn: baseball,
2: a ball used in playing baseball