(slang, vulgar) Having the penis fully immersed in an orifice, more often the anus or vagina than the mouth. / (slang, vulgar) Fully committed to a situation.

A ball used for contact juggling, usually made of glass, plastic or acrylic and significantly larger and heavier than a juggling ball.

plural of through ball

plural of oyster ball

An ostreolith.

(sports) A pass back to the initial passer / A ball held by an elastic string so that it returns to the hand from which it is thrown, used as a plaything.

plural of T-ball

plural of ball-club

(slang, idiomatic) Courage, audacity.

plural of ball and chain