Definition of crotch

Area on the corner of a carom table, which is defined by a line between the second diamond on the side rail and the first diamond on the end rail, where only three successive points are allowed before the object ball must be cleared out of the area.

24 Random Essential Billiards Terms

A cut shot in which if a line were drawn from the cue ball to the rail behind the targeted object ball, perpendicular to that rail, the object ball would lie beyond the line with respect to the pocket being targeted.
Principally US: One or more sets, usually in the context of gambling. See also ahead race (a.k.a. ahead session) for a more specialized usage.
Principally British: Any of a group of pre-determined frames played in a match too long to be completed within a single day's play. A best of 19 frame match, for example, is generally played with two "sessions", the first composed of nine frames, the second of ten. This term is generally used only in the context of professional snooker, as matches at the amateur level are rarely played over more than nine frames. Longer matches can be split into three or four sessions.
In the APA League, session refers to the season in which League play took place. There are three sessions in each League Year-Summer Session, Fall Session and Spring Session.
This is a version of double elimination tournament play that splits the field of competitors into two brackets that come together for a single elimination championship game.
The rules played in a particular venue not necessarily in comportment with official rules, or with common local bar pool custom.
Nine Pin (also known as Goriziana) is a carom billiards game. The game has nine pins in the center of a table. It is played by two teams of 1 or 2 players. Three balls are used of which two are cue balls. Each team (or each player) aims to hit their opponent's ball and from there score points by hitting onto the red ball and also by making the opponent's and/or the red ball knock over the pins.
This is a low bet in a game with action.
(Chiefly U.S.) Side spin (english) placed on a same side of the cue ball as the direction in which the object ball is being cut (left-hand english when cutting a ball to the left, and vice versa). In addition to affecting cue ball position, inside english can increase throw.
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.
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.
Either of the balls on the lateral extremities of a racked set of balls in position for a break shot; the two balls at the outside of a 15-ball rack in the back row, or the balls to the left and right of the 9 ball in nine-ball's diamond rack-shaped opening set up position. In nine-ball It is seen as a reliable sign of a good break (which is normally taken from close to either cushion in the kitchen) if the opposite wing ball is pocketed.
This is the point on the object ball where the cue exactly impacts or the point at which two balls touch when they impact.
A (principally American) term in eight-ball for either of the set of seven balls (stripes or solids) that must be cleared before sinking the 8 ball. Borrowed from card games. Generally used in the generic, especially in rulesets or articles, rather than colloquially by players. See also group for the British equivalent.
The wrap is situated over the handle of the cue, below the forearm and above the butt. Common materials used are Irish linen, leather, or cork. These materials make sense, because they provide a sure grip, long life, and help to absorb moisture from the hand when you are sweating through a difficult rack. In addition, wraps are used to compliment the color or style of the cue stick and to elegantly complete the look.
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.
A phrase used in snooker to describe the scenario whereby there are not enough available points on the table to level the scores for the frame, therefore the trailing player needs his/her opponent to foul in order to be able to make up the deficit. The name comes from the fact that this would normally have to be achieved by placing the leading player in foul-prone situations such as difficult snookers.
A well calculated successful slop shot that is usually hit a little harder than it should be and results in a pocketed ball or two without any fouls.
To seal the pores of a wooden cue's shaft or to smooth out minor dents in the shaft by rubbing vigorously with some material.
To similarly vigorously rub the edge of a cue tip (especially a new one) to fortify it against mushrooming and ensure that it is perfectly flush with the ferrule.
When two objects balls are lined up so that you aim to pocket the nearest object ball, the second object ball will pocket. "That was an easy combination shot, the six ball was wired to the four ball". Also wired combination/combo, wired kiss.
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).
A combination shot, where hitting the first ball rubs it against the center connecting line of two frozen object balls throwing the second out.
In snooker, the colour ball that is worth three points, being the second-least valuable colour behind the yellow. It is one of the baulk colours.
When an opponent either purposely successfully executes a defensive shot or misses their shot resulting in a bad leave for the next player.
Example: "I was left bad every time he missed his shot".
This is a bank shot that goes off of the head rail and then straight to the pocket at the other end of the table.
In snooker, where the cue ball is resting in contact with another ball. If this ball is a ball that may legally be hit, then it is allowable to simply hit away from it and it counts as having hit it in the shot. If the ball moves, then a push shot must have occurred, in which case it is a foul.