Definition of diamond system

Any system for banking or kicking balls multiple rails which uses table diamonds as aiming references.

24 Random Essential Billiards Terms

This is missing the fact that you owe a ball in a game of one pocket after a scratch.
This is a style of playing a pool game with a partner playing on your team. You can either take turns or play in a tag team style. This works well when there are a lot of people around that want to play.
A form of team play in which two players compete against another team of two players in any given frame or match. In a doubles game, the first player from the breaking team is the only one who shoots during the opening inning, with control of the table passing to a member of the opposing team at the end of that inning, then upon the end of the opponent's inning to the doubles partner of the original player, and next to the second opponent, play proceeding in this doubly alternating manner until concluded. Contrast Scotch doubles.
Anything that causes a foul according to the rules of a game.
This describes balls that are not able to be made in a pocket, either because they are high up on the table, in a different pocket, or in a cluster that makes the shot difficult. This condition of being out of play obviously exists on different difficulty levels.
Also in the zone. Describes an extended period of functioning in dead stroke ("She's in the zone").
This is playing to a higher winning score than eight in the game of one pocket.
This is a type of shot where the cue ball goes off the rail before it heads to contact the object ball, thus giving the cue better position in some shots.
This term is much like rain table and refers to a table is playing soggy due to humid conditions.
This is the act of looking over the stack, pile of balls in the middle of the table, to see if there are any opportunities in the game of one pocket.
This is the stick used to contact the cue ball in pool and billiards games. The cue stick is usually made of wood, features a special contact tip, and is usually tapered to slide through your hand. The price of these tools can range from oil change to transmission change depending on the quality of craftsmanship and design.
This is a handicapping method where one player gets the break, and is allowed to choose any ball afterwards to put in their pocket.
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.
This refers to a shot that travels on a shallower path due to the english placed on it. This is to come up on the near side of a pocket on a bank shot.
In certain carom billiards games, any shot in which the cue ball is sucessfully caromed off an object ball to strike another object ball (with or without contacting cushions in the interim) is a considered a billiards shot.
National Amateur Pool League.

1- Short for "pool shark", poolshark (US); sharp, "pool sharp" (British)

2- Verb: To perform some act or make some utterance with the intent to distract, irritate or intimidate the opponent so that they do not perform well, miss a shot, etc. Most league and tournament rules forbid blatant sharking, as a form of unsportsmanlike conduct, but it is very common in bar pool.
Noun: Another term for hustler.
Noun: A very good player. This usage is common among non-players who often intend it as a compliment and are not aware of its derogatory senses .

Adjectival expression for a player's deadly game; "watch out, he plays jam up.
Sometimes interchangeable with scratch, though the latter is often used only to refer to the foul of pocketing the cue ball. A violation of a particular game's rules for which a set penalty is imposed.
Verb: "To Clock" To carefully note the abilities or betting inclinations of other players for future reference.
The use of the correct amount of cue ball speed in position play to achieve proper shape for a subsequent shot.
Used when describing perfect cue ball position play.
A geometric form, usually aluminum, wooden or plastic, used to assist in setting up balls in games like eight-ball, nine-ball, and snooker. The rack allows for more consistently tight grouping of balls, which is necessary for a successful break shot. In most games a triangle-shaped rack capable of holding fifteen balls can be employed, even if the game calls for racking less than a full ball set, such as in the game of nine-ball. For further information, see the Rack (billiards) main article.
In some games, refers to a single frame.
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 Union Mondiale de Billard (French for World Union of Billiards) is the world governing body for carom (carambole) billiard games. The organization was founded in Madrid, Spain on 1 June 1959, and is dedicated to promoting the modern carom billiards games. The UMB monitors and controls international carom competitions and tournaments, and organizes an annual World Three-cushion Billiards Championship.