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

A shot in which the cue ball is potted after caroming off another ball. In snooker and most pool games doing this would be a fault (foul), but the move will score points in many games in which hazards (as such) apply, such as English billiards, or in the final or game point in Cowboy pool. The term derives from this hazard costing the player points in early forms of billiards.
The 5 out (meaning the player getting the handicap can win by making the 5, 6, 7, 8 or 9 balls).
This is a game played with the same balls and similar scoring methods of carom, but with pockets on the table, and more scoring opportunities awarded when certain balls are sunk in combination.
A type of nurse used in carom billiards games. With one object ball frozen to a cushion and the second object ball just slightly away from the rail, the cue ball is gently rebounded across the face of both balls, freezing the away ball to the rail and moving the frozen ball away the same distance its partner was previously, resulting in an identical but reversed configuration, in position to be struck again by the cue ball from the opposite side.

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 .

This is a shot that attempts to move a number of balls onto your side of the table in a kind of herding attempt.
This is a handicapping method where one player gets the break, and is allowed to choose any ball afterwards to put in their pocket.
(Computerized Numerical Control) This is a special appliance used by many cue manufacturers to design the inlays on a cue to precision accuracy. Often times it is looked down upon because this technology departs from the previous standard of "handcrafting" inlays, using a pantograph tool. However, the new technology allows for much more precise cuts at a quicker pace. If you are looking to save some money and appreciate the man made designs that are computer inlayed in your cue, then CNC is the technology for you.
This describes when a player is trapped behind a ball. (n.) - This is also the amount of money a player is down after betting.
When the contact between the cue ball and object ball is dead center.
This a shot that hits the object ball at the nine ball to see if you can get lucky by sinking the nine ball in any pocket. (also see Rolling the Cheese and Cheese the Nine).
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.
A ball positioned near a pocket so that a particularly positioned object ball shot at that pocket will likely go in off it, even if aimed so imperfectly that if the warrior was absent, the shot would likely result in a miss. Usually arises when a ball is being banked to a pocket.
A player who was not shooting well during a match but suddenly turns it around and starts playing better and more accurately. Also known as "Finding a stroke" or "Found their stroke".
This is an instance when the person not taking their turn interferes with the game play, this is recorded as a foul.
A low hit on the cue ball (but not as low as normal draw), often used to change the cue ball's angle of deflection off the object ball.
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.
Hitting the object ball with not enough of a cut angle; hitting the object ball too full or "fat". It is a well-known maxim that overcutting is preferable to undercutting.
A natural is an easy shot requiring no side spin. A shot is said to be natural if it does not require adjustments, such as a cut angle, side spin, or unusual force. A natural bank shot, for example, is one in which simply shooting straight into the object ball at medium speed and with no spin will send the object ball directly into the target pocket on the other side of the table.
This describes a player who is not particular good at completing long shots. They may have other skills that help them in the game of one pocket pool, but when faced with long shots; their execution is less than perfect.
Any game which uses a rack composed of less than 15 balls.
A style of game play in which as many players are allowed to join as the participants choose, and anyone can quit at any time. The term, most often used in the context of gambling, is borrowed from poker. The folk games three-ball and killer are usually played as open ring games, as is Kelly pool.
By extension, a multi-player game that anyone may initially join, but which has a fixed roster of competitors once it begins, is sometimes also called a ring game. Cutthroat is, by its nature, such a game. A famous regular ring game event of this sort is the Grady Mathews-hosted six-player, $3000-buy-in ring ten-ball competition at the annual Derby City Classic.
A nine-ball ring game is played by more than two players. Safeties are not allowed.
The cue ball's position after a shot. "Good" or "bad" in reference to a leave describe respectively and advantageous or disadvantageous position for the next shot, or to leave an incoming opponent safe.
Also in the zone. Describes an extended period of functioning in dead stroke ("She's in the zone").