Definition of knuckle

One of two sharp, jutting curves of the cushions either side of a pocket at the points where cushion and pocket meet, forming the jaws of the pockets. Also known as a point, a tittie or a horn.

24 Random Essential Billiards Terms

This is a term used to refer to all the different aspects involved in setting up a shot, i.e. the stance, grip, bridge, and stoke.
This is when you win a game of one pocket on your opponents break.

1- Noun: A player's wager in a money game.

2- Verb:To provide part or all of a player's stake for a gambling session in which one is not a player. A person who stakes or backs a player is called a stakehorse or backer. "Stakehorse" can also be used as a verb.

This is an object ball that essentially covers up a path necessary for sinking the desired object ball.
Chiefly American: The short rail at the head of the table. Traditionally this is the rail on which the table manufacturer's logo appears. Compare bottom rail, baulk rail; contrast foot rail.
A shooter's body position and posture during a shot.
Also smalls, small ones, small balls. In eight-ball, to be shooting the solid suit (group) of balls (1 through 7); "you're the small one" or "I've got the smalls". Compare little, solids, reds, low, spots, dots, unders; contrast big.
The imaginary line drawn perpendicular to the impact line between the cue ball and an object ball. The cue ball will travel along this line after impact with an object ball if it has no vertical spin on it (is sliding) at the moment of impact on a non-center-to-center collision. See also stun shot.
The object ball involved in a key shot.
0-2 Barbecue is a slang billiard term that refers to a single player loosing the first 2 matches in a double elimination tournament. This double loss results in that player being knocked out of the tournament without winning even one game.
Describing a difficult pot: "the awkward cueing makes this shot missable."
This is to step up to the table and successfully execute a difficult shot.
A ball hanging over the edge of a pocket.
Also known as back spin, a type of spin applied to the cue ball by hitting it below its equator, causing it to spin backwards even as it slides forward on the cloth. Back spin slows the cue ball down, reduces its travel, and narrows both the carom angle after contact with an object ball, and angle of reflection off a cushion. There are several variant terms for this, including "bottom" and "bottom spin" in the US and "screw" in the UK. Draw is thought to be the first spin technique understood by billiards players prior to the introduction of leather tips, and was in use by the 1790s.
This is the white ball in carom games which is separated from the clear ball by a marking (usually a dot or spot).
See overcut.
When complete focus allows you to execute quality billiards play with simplicity and seeming ease.
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.
A player skilled at very thin cut shots, and shots in which a ball must pass cleanly through a very narrow space (such as the cue ball between two of the opponent's object balls with barely enough room) to avoid a foul and/or to pocket a ball. Such shots may be referred to as "surgery", "surgical shots", "surgical cuts", etc. (chiefly US, colloquial). See also feather (US) or snick (UK).
This is when, after playing an opponent for a while you both break even as far as money exchange, and the only person to get paid is the house for use of their table.
Nickname for the nine ball, usually only used when playing the game 9-Ball.
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.
Modification of the rules and/or scoring of a game to enable players of variable abilities to compete on a more even playing field. Examples of handicapping include spotting balls and giving games on the wire to an opponent. In league play, other forms of handicapping include awarding compensating points to a lesser-skilled team, or using numerical player ranking systems to adjust final scores between opponents of different skill levels.
Same as gutter table. A table with a ball return system, as opposed to a drop pocket table.