a solid or hollow spherical or egg-shaped object, esp one used in a game or sport
a delivery or play of the ball in cricket, baseball, etc
It's infuriating when you're bowled by a bad ball
chiefly NAmer any game in which a ball is thrown, kicked, or struck, esp baseball
any round or roundish body or mass
The wool is gathered into balls
a spherical or conical projectile, esp that fired by a cannon
the rounded slightly raised fleshy area at the base of a thumb or big toe
coarse slang
(usu in pl) a testicle
(in pl) nonsense, often used to dismiss what somebody else has said
on the ball
informal marked by being knowledgeable and competent; alert
start/set/keep the ball rolling
to begin or continue something
the ball is in your, his, etc court
it is up to you, him, etc to make the next move
[Middle English bal from Old Norse böllr]