cannon >> /ˈkænən/
Definition: [noun] A large, heavy piece of artillery, typically mounted on wheels, formerly used in warfare.
Example: they would cross at the Town ford, under cover of the defending cannon
Definition: [noun] A carom.
Example: A player makes a cannon by hitting the object balls with the cue ball.
Definition: [noun] A heavy cylinder or hollow drum that is able to rotate independently on a shaft.
Example: I have news for you folks, a cannon is a machine tool.
Definition: [intransitive verb] Make a cannon shot.
Example: Having potted one, Tony tried to move some balls into the open but one ball cannoned onto another and in seconds it clipped the black sending it down.