Definition of referee

The person in charge of the game whose primary role is to ensure adherence by both players to the appropriate rules of the game being played. Other duties of the referee include racking each frame, re-spotting balls during the course of a game, maintaining the equipment associated with the table (e.g. keeping the balls clean), controlling the crowd and, if necessary, controlling the players. Formerly sometimes referred to as the umpire.

24 Random Essential Billiards Terms

Also semi-massé shot. A moderate curve imparted to the path of the cue ball by an elevated hit with use of english (side); or a shot using this technique. Also known as a curve (US) or swerve (UK) shot. Compare massé.
A bridge formed by the hand where no finger loops over the shaft of the cue. Typically, the cue stick is channeled by a "v"-shaped groove formed by the thumb and the base of the index finger.
A highly abrasive tip tool used to shape an unreasonably flat new cue tip, or misshapen old one, into a more usable, consistently curved profile, most commonly the curvature of a nickel or dime (or equivalently sized non-US/Canadian coin) for larger and smaller pool tips, respectively. Similar to a scuffer, but deeper and rougher.
Australian: Defeated with all seven of one's object balls (in blackball or eight-ball) remaining on the table.
A Carom game with lines drawn to form rectangles that restrict play and reduce the potential for high runs.

1- This is a knowledgeable shot showing skill on the movement of the cue ball.

2- This is an experienced one pocket pool player that shows extraordinary skill at coordinating the cue balls and object balls for safety plays.

The Valley National 8-Ball League Association. Founded in 1979, VENA is a non-profit organization established to promote the game of pool on coin-operated equipment. The membership is comprised of men, women and junior players, coin machine operators and manufacturers.
An unintentional and often barely perceptible curve imparted to the path of the cue ball from the use of english without a level cue. Not to be confused with a swerve shot.
Asian Pocket Billiard Union. The APBU is a member of the WPA.
This refers to the cluster of balls remaining in a similar position to where they were within the break.
The use of the correct amount of cue ball speed in position play to achieve proper shape for a subsequent shot.
Descriptive of any game in which the object balls must be struck in numerical order. Billiard researcher Mike Shamos observes that it would be more intuitive to call such games "'series' or 'sequence'". The term actually derives from the set-up of the game Chicago, in which the balls are not racked, but placed numerically around the table along the cushions (and must to be shot in ascending order). Other common rotation games include pool (obviously), nine-ball, seven-ball, ten-ball.
Chiefly Australian: Same as a force follow shot.
Chiefly British: bank shot played up and down the longer length of the table off a short rail and into a corner pocket, as opposed to the more common bank across the short length into a center pocket or corner.
This is missing the fact that you owe a ball in a game of one pocket after a scratch.
This is a type of shot that is executed by an object ball caroming off of another object ball in order to gain the pocket.
Also known as "Break and Dish". In pool games, when a player breaks the racked object balls, pockets at least one ball on the break, and commences to run out the remaining object balls without the opponent getting a visit at the table.
Certain rules say you must designate your shot before taking it. Generally this is just calling the ball to be sunk in which pocket, and is not dependent on touching rails or other balls, but very well can be.
An imaginary line drawn from the desired path an object ball is to be sent (usually the center of a pocket) and the center of the object ball.
Nearly table-length distance between the cue ball and target object ball, or near cue and object balls and target pocket, i.e. a potentially difficult shot ("you sure left me a lot of green on that one").
The cloth covering the table.
Any game which uses a rack composed of less than 15 balls.
This is a shot where the cue ball follows directly behind the sunk object ball into the pocket right after it falls.
A deliberate foul that leaves the balls in a safe position, reducing the risk of giving a frame-winning chance to the opponent. The miss rule in snooker was implemented primarily to discourage the professional fouls.
To disguise the level of one's ability to play in various ways such as using a lemonade stroke; intentionally missing shots; making an uneven game appear "close"; purposefully losing early, inconsequential games. Sandbagging is a form of hustling, and in handicapped leagues, considered a form of cheating. See also dump and on the lemonade.