Noun
1. round object that is hit or thrown or kicked in games;
"the ball travelled 90 mph on his serve""the mayor threw out the first ball""the ball rolled into the corner pocket"2. a solid ball shot by a musket;
"they had to carry a ramrod as well as powder and ball"3. an object with a spherical shape;
"a ball of fire"4. the people assembled at a lavish formal dance;
"the ball was already emptying out before the fire alarm sounded"5. one of the two male reproductive glands that produce spermatozoa and secrete androgens;
"she kicked him in the balls and got away"6. a spherical object used as a plaything;
"he played with his rubber ball in the bathtub"7. a compact mass;
"a ball of mud caught him on the shoulder"8. a lavish formal dance
9. a more or less rounded anatomical body or mass; ball of the human foot or ball at the base of the thumb;
"he stood on the balls of his feet"10. a ball game played with a bat and ball between two teams of 9 players; teams take turns at bat trying to score run;
"he played baseball in high school""there was a baseball game on every empy lot""there was a desire for National League ball in the area""play ball!"11. a pitch that is not in the strike zone;
"he threw nine straight balls before the manager yanked him"