Definition of On a string

This is to win a game by pocketing enough balls before you opponent.

In eight-ball and related games, describes the situation in which neither player has yet claimed a suit (group) of balls. Often shortened to simply open: "Is it still an open table?" "Yes, it's open."

Carambole billiards is a French billiards game involving two cue balls and a single red object ball. The purpose of carambole billiards is to obtain points by contacting the object ball and the opponent's cue ball in the same shot.

Any shot where the cue ball stops immediately after hitting an object ball. Generally requires a full hit.

Play, from the opening break shot until one player has won (or the game has been halted for some reason by a referee). Games are the units that make up matches, races (in some senses of that term) and rounds. Essentially the same as frame, except with regards to straight pool, which is a multi-rack game.

Same as cloth (deprecated; it is factually incorrect).

This is a relatively simple machine that is used to duplicate inlay cuts within a cue so that the sizing will be accurate. When compared to the technical CNC machines, this is more like a tape measure, but when this effective tool is used to inlay a cue stick, you are getting a cue with genuine handcrafted inlays.

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.

Describing a pot played at such a pace as to just reach the pocket and drop in without hitting the back.

An instance of contact between balls, usually used in the context of describing an object ball contacting another object ball (e.g. "the two ball kissed off the twelve ball"), or in snooker the cue ball making contact with a ball after the initial contact with the object ball. If the player's intention was to cause two object balls to kiss (e.g. to pocket a shot ball after a ricochet off a stationary one), it is often called a kiss shot.

The deciding match between two tied opponents. Compare hill, hill.

This is the act of disturbing you opponents good looking balls in the hope that they might move over and help you out in the game of one pocket.

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.

The horizontal plane directly in the center of the cue ball, which when hit exactly by the cue tip should impart no follow or draw.

The United States Snooker Association (USSA) is the internationally recognized governing body of the sport of snooker in the United States. Founded in 1991 by the British-born Michael Collins, the USSA is a member of the International Billiards and Snooker Federation (IBSF), the world governing body of non-professional English billiards and snooker, and is affiliated with the American CueSports Alliance (ACS).

In the eight-ball game variant blackball, also known as eight-ball pool, a differently colored but otherwise identical replacement for the red group (i.e., what would be the solids in an American-style pool ball set).

Slang for the cue ball.

This is an imaginary line that separates the halves of the table by crossing at the middle of the side of pockets.

A type of nurse shot used in English billiards in which two coloured balls are positioned on either side of the mouth of a snooker table pocket but not touching and, thus placed, can be successively contacted and scored off over and over by the cue ball without moving them.

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.

This is a carom shot that utilizes english and only two rails to achieve three cushion contacts.

A specific ball number followed by "out" refers to a handicap in nine-ball or other rotation games where the "spot" is all balls from that designated number to the money ball. To illustrate, the 6-out in a nine-ball game would allow the player getting weight to win by legally pocketing the 6, 7, 8 or 9 balls.
Short for run out, especially as a noun: "That was a nice out."

In APA, once a player has received at least 10 scores in a format, they will have established their skill level. Their established skill level can go up or down depending on their performance and is calculated by the APA's Equalizer Handicap System.

Also known as Free-stroking. This is slang for when a player begins to play untroubled and relaxed because they have built up a substantial lead.