Definition that contains fastball
- slider a fastball that curves slightly away from the side from which it was thrown
- change-of-pace a baseball thrown with little velocity when the batter is expecting a fastball
- change-of-pace ball a baseball thrown with little velocity when the batter is expecting a fastball
- change-up a baseball thrown with little velocity when the batter is expecting a fastball
- off-speed pitch a baseball thrown with little velocity when the batter is expecting a fastball