Definition of blue ball

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).

24 Random Essential Billiards Terms

This is your pocket for sinking balls in a one pocket game.
Confederation Panamerica of Billiards
A predetermined number of games, usually played for a specified sum of money. Contrast race (a predetermined number of wins). Informally, sets may refer to gambling more generally, as in "I've been playing sets all day", even when the format is actually races or single games.
This is a term used in slang to reference the bridge tool.
A foul where the rules are blatantly, intentionally violated, with a stiffer penalty (e.g., loss of game) than normal.
Name for the ball that when pocketed, wins the game, or any ball that when made results in a payday such as a way in the game of Chicago.
This is a creative game played between four players, using hands instead of cue sticks. The goal is to shoot as many balls as possible into the diagonally opposing corner pocket you are standing behind. The shooting is done taking turns and rotating counter clockwise. When misses on the pocket occur, the ball is open game to be stolen and pocketed in the new opposing pocket during the new owners turn. Ties are decided by lagging with the hands, and the winner of one game is the first to shoot in the next.
A predetermined, fixed number of games players must win to win a match; "a race to seven" means whomever wins seven games first wins the match.

1- Applying very powerful follow on the cue ball thereby causing the maximum amount of follow.

2- A powerful follow shot with a high degree of top spin on it; usually when the object ball being hit is relatively close to the cue ball and is being hit very full; also known as "prograde top spin" or "prograde follow" (when referring to the action on the shot rather than the shot per se), and as a "jenny" in Australia.

Used with an amount to signify money added to a tournament prize fund in addition to the amount accumulated from entry fees (e.g. "$500 added").
Also goose neck rest. Same as swan.
Local Bylaws are additional rules, policies, and procedures unique to an area in addition (or subtraction) to established Pool/Billiards/Snooker league rules. They are designed to cover local situations.
The first shot in a game - aimed at a set of racked balls.
To execute the first shot in a new game.
In snooker this term can be use to indicate a series of successive shots completed by a single player.
In the UK, a long-distance shot played to pot a ball close to a pocket with heavy top spin, so that when the cue ball hits the cushion it bounces off but then stops due to the counteraction of the spin. It is not common in competitive play, being more of an exhibition shot.
In snooker, a situation during a frame in which the first line of the remaining reds grouped together, where the original pack was, are in a straight horizontal line. This has implications when opening the pack, as a full-ball contact off the top cushion will usually cause the cue-ball to stick to the red and fail to develop a potting opportunity.
This is a shot involving contact between the cue ball and an object ball which allows the cue ball to contact another object in order to sink a pocket with the second object ball.
Three Cushion is a form of carom billiards.
The object of the game is to carom the cue ball off both object balls and contact the rail cushions at least 3 times before the last object ball. A point is scored for each successful carom.
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.
Having the cue ball stop precisely where intended.
Having the cue ball stop at or near the center of the table on a forceful break shot (the breaking ideal in many games such as nine-ball);
The situation arising in many pool games where a ball is spotted to the table's foot spot or some other specific location and the cue ball must be shot from the kitchen or the "D". There are diamond system aiming techniques for pocketing such shots without scratching the cue ball into a pocket.
Either of the two longer rails of a billiards or pocket billiards table, bisected by a center pocket and bounded at both ends by a corner pocket. Also called a long rail.
This term is used to refer to a player missing a shot.
A widespread term in US parlance describing missing a relatively easy shot—often in the face of pressure. Can be used in many forms: "I dogged the shot"; "I hope he dogs it"; "I'm such a dog."
On two piece cues, the area of the cue between the joint and the wrap.
This term is much like rain table and refers to a table is playing soggy due to humid conditions.