A solid or hollow sphere, or part thereof.
A quantity of string, thread, etc., wound into a spherical shape.
A solid, spherical nonexplosive missile for a cannon, etc.
A jacketed non-expanding bullet, typically of military origin.
Such bullets collectively.
A roundish protuberant portion of some part of the body.
The front of the bottom of the foot, just behind the toes.
The globe; the earthly sphere.
The set of points in a metric space lying within a given distance (the radius) of a given point; specifically, the homologue of the disk in a Euclidean space of any number of dimensions.
The set of points in a topological space lying within some open set containing a given point; the analogue of the disk in a Euclidean space.
A round or ellipsoidal object.
An object, generally spherical, used for playing games.
Any simple game involving a ball.
A pitch that falls outside of the strike zone.
An opportunity to launch the pinball into play.
A single delivery by the bowler, six of which make up an over.
A testicle.
A pass; a kick of the football towards a teammate.
Nonsense.
A leather-covered cushion, fastened to a handle called a ballstock; formerly used by printers for inking the form, then superseded by the roller.
A large pill, a form in which medicine was given to horses; a bolus.
A formal dance.
A very enjoyable time.
To form or wind into a ball.
To heat in a furnace and form into balls for rolling.
To have sexual intercourse with.
To gather balls which cling to the feet, as of damp snow or clay; to gather into balls.
To be hip or cool.
To play basketball.
An appeal by the crowd for holding the ball against a tackled player. This is heard almost any time an opposition player is tackled, without regard to whether the rules about "prior opportunity" to dispose of the ball are fulfilled.
