Kiss.—When the balls come in contact a second time they are said to kiss.

A Nursery.—A series of cannons made when all three balls are very close together is called a nursery of cannons.

Safety.—When any one plays simply to leave the balls in such a position that his opponent cannot score by his next stroke, he is said to play for safety.

Twist.—Another name for screw.

Stab, or Stick-shot.—When any one plays to put a ball in and leave his own ball exactly on the spot where the object ball was, or only a very little way beyond it, the stroke is called a stab.

Line Ball.—A ball whose centre is exactly on the baulk-line.

Foul.—A stroke which infringes any rule of the game.

Object Ball.—The ball upon which the striker's own ball impinges.

Jammed.—When the two object balls touch in the jaws of a pocket, and each touches a different cushion at the same time.

Steeplechase Stroke.—When the striker's own ball is forced off the surface of the table on to, or over,