n.
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"
a solid projectile that is shot by a musket
"they had to carry a ramrod as well as powder and ball"
同义词：musket ball
an object with a spherical shape
"a ball of fire"
同义词：globeorb
the people assembled at a lavish formal dance
"the ball was already emptying out before the fire alarm sounded"
one of the two male reproductive glands that produce spermatozoa and secrete androgens
"she kicked him in the balls and got away"
同义词：testistesticleorchisballockbollocknutegg
a spherical object used as a plaything
"he played with his rubber ball in the bathtub"
United States comedienne best known as the star of a popular television program (1911-1989)
同义词：Lucille Ball
a compact mass
"a ball of mud caught him on the shoulder"
同义词：clodgloblumpclumpchunk
a lavish dance requiring formal attire
同义词：formal
a more or less rounded anatomical body or mass
"the ball at the base of the thumb"; "he stood on the balls of his feet"
the game of baseball
a pitch that is not in the strike zone
"he threw nine straight balls before the manager yanked him"
