baseball /ˈbeɪs.bɔːl/noun 3forms 1phrases 1 noun3 •a game for two teams who take turns to hit a ball and to catch it, scoring by running past four cornersIt was not very wonderful that Catherine, who had nothing heroic about her, should prefer cricket, base-ball, riding on horseback, and running about the country at the age of fourteen, to books. — 1803 •The ball used to play the sport of baseball. •A variant of poker in which cards with baseball-related values have special significance. formsbaseballs Phrases with baseball inside baseballTechnical matters concerning baseball generally not apparent or of interest to spectators.