| fitness ball |
a large, bouncy ball used in exercise programs or physical therapy to increase muscle control, strength, and flexibility. |
| fly ball |
in baseball, a batted ball that rises high in the air; fly. (Cf. ground ball.) |
| foul ball |
in baseball, a batted ball that does not remain within the foul lines. |
| ground ball |
in baseball, a batted ball that quickly strikes the ground and bounces or rolls; grounder. (Cf. fly ball.) |
| jump ball |
in basketball, a method of putting the ball in play in which the referee tosses the ball straight up between two opposing players, who leap and try to tap the ball to a teammate. |
| knuckle ball |
in baseball, a slow pitch thrown with the knuckles or tips of two or three fingers pressed against the ball, causing it to waver and jump; knuckler. |
| masked ball |
a ball at which the guests wear masks and often costumes. |
| medicine ball |
a large, heavy leather ball that is thrown back and forth in physical conditioning and exercise. |
| on the ball |
acting with efficiency and competence. [2 definitions] |
| passed ball |
in baseball, a pitch that a catcher should be able to catch, but does not, thus allowing any baserunner to advance. (Cf. wild pitch.) |
| play ball |
(slang) to do exactly as requested, esp. to avoid trouble or harm to oneself or others. |
| soccer ball |
the round ball used in the game of soccer. |
| tea ball |
a hollow, perforated metal ball in which tea leaves are placed to be immersed and steeped in boiling water. |
| tennis ball |
a small round ball covered with a felt-like material used in the game of tennis. |