(military, historical) A ball of combustible materials, used to provide light, and sometimes made so as to fired from a cannon or mortar, or to be carried up by a rocket.

(Australia, dated, education) A style of handwriting with distinct circles and straight lines, rather than a more cursive style.

Alternative form of wash-ball.

A contrivance by which a ball, placed in a circular cup with a hole in its bottom, operates as a valve. / (proscribed) A ballcock valve.

(mining) A sort of iron ore, found in loose masses of a globular form, containing sparkling particles.

(slang, vulgar, transitive) To leave (a person, usually a man) sexually frustrated by denying them an orgasm or abruptly ending sexual contact.

A round projectile with an iron bolt protruding to prevent it from turning in the gun.

(obsolete) A ball of some aromatic substance.

A ball of cotton wool.

(slang) The scrotum.