Definition of Set

This describes when a player is trapped behind a ball. (n.) - This is also the amount of money a player is down after betting.

The World Professional Billiards and Snooker Association, founded in 1968 and based in Bristol, England, United Kingdom is the governing body of professional snooker and English billiards. It sets the sports' rules, organises tournaments and the pro-am and pro tours, and engages in various promotional activities.

To shoot without taking enough warm-up strokes to properly aim and feel out the stroke and speed to be applied. One-stroking is a common symptom of nervousness and a source of missed shots and failed position.

A type of safety shot in the middle of a safety exchange that is not intended to put the opponent in a difficult situation regarding their next safety, but rather played so as to not leave an easy pot on. A typical example in snooker, which sees the most shots of this kind, is a slow roll-up into the pack.

To sink a ball into a pocket.

In snooker, the highest-value colour ball on the table, being worth seven points. In some (especially American) snooker ball sets it is numbered "7" on its surface.
The black ball (usually numbered "8") in the eight-ball variant game blackball (and its variants); also the common British term for the slightly larger but otherwise identical 8 ball in a kelly pool set (a.k.a. American or WPA pool set).

Chiefly American: The cushion on the foot rail. Compare top cushion; contrast head cushion.

A pejorative term for an improper rack in which the balls are not properly in contact with their neighbors, often resulting in a poor spread on the break.

Five-pin billiards is a today usually a carom but sometimes still a pocket form of cue sport, popular especially in Italy and Argentina but also in some other parts of Latin America and Europe, with international, televised professional tournaments. The game is sometimes referred to as Italian five-pins or Italian billiards.

When a player is playing flawlessly, just "cannot miss" and the game seems effortless.

Exact opposite of fast, all senses.

Accidentally causing the cue ball or any object ball to leave the table. It is normally a foul.

This is a match where a player must win so many games more than the other player in order to win the match.

This is an instance when the person not taking their turn interferes with the game play, this is recorded as a foul.

Three equally spaced diamonds are normally between each pocket on a pool table. On a carom table, the pockets themselves are replaced by additional diamonds. Diamonds get their name from the shape of the markings traditionally used; though many today are round, square, etc., these rail markings are still referred to as "diamonds".

1- Shortened phrase of "ball-in-hand".

2 - In snooker, the ability to place the cue ball anywhere inside the boundaries of the D. This occurs at the start of a frame, and after the cue ball has been potted or forced off the table.
Also a short form of "Ball In Hand".

This is a shot that is meant to remove one of your opponent's balls that lies near their pocket in the game of one pocket.

A game of pool played on a table shaped like a rectangle, with or without pockets.

Describing a ball that is safe because it is in close proximity to one or more other balls, and would need to be developed before it becomes pottable.

To elevate the back of the cue on a shot.

The desired angle that must be created between the path of the cue ball and the path of the object ball upon contact to pot the object ball. It is usually measured to the center of the pocket. See also aiming line.

When complete focus allows you to execute quality billiards play with simplicity and seeming ease.

Modification of the rules and/or scoring of a game to enable players of variable abilities to compete on a more even playing field. Examples of handicapping include spotting balls and giving games on the wire to an opponent. In league play, other forms of handicapping include awarding compensating points to a lesser-skilled team, or using numerical player ranking systems to adjust final scores between opponents of different skill levels.

The pocket chosen to house the selected ball in your called shot.