Definition of Handicap

This is when you win a game of one pocket on your opponents break.

Describing a ball that is safe because it is in close proximity to one or more other balls, and would need to be developed before it becomes pottable.

Anything that causes a foul according to the rules of a game.

This refers to the cluster of balls remaining in a similar position to where they were within the break.

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.

This is to win a game by pocketing enough balls before you opponent.

Same as stripes, in New Zealand. Compare yellows, high, big ones; contrast unders.

This refers to a shot that is not banked, does not hit a rail and goes into the pocket without contacting any other balls on the table.

This playing to a number less than eight in a game of one pocket.

A highly skilled hustler making money gambling while traveling. Fast Eddie Felson in The Hustler was a road player. One of the most notorious real-life road players is Keith McCready.

A ball hanging over the edge of a pocket.

Artistic pool is a trick shot competition, inspired by the related discipline of artistic billiards.

British: Same as cling, and kick.

All-Africa Pool Association. The AAPA is a member of the WPA.

To create contact with the cue ball or an object ball.

The ornamentation on a cue is often made by inlaying exotic materials into the wood of the butt portion of the cue. Inlays of ebony and ivory are quite common. The value of a cue is often based on the number inlays.

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.

The sides of a table's frame upon which the elastic cushions are mounted. May also be used interchangeably with cushion.

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.

Also known as "Break and Dish". In pool games, when a player breaks the racked object balls, pockets at least one ball on the break, and commences to run out the remaining object balls without the opponent getting a visit at the table.

Describes lucky or unlucky "rolls" of the cue ball; "I had good rolls all night; "that was a bad roll." However, when said without an adjective ascribing good or bad characteristics to it, "roll" usually refers to a positive outcome such as in "he got a roll".
The roll: same as the lag.

This is an imaginary line that separates the halves of the table by crossing at the middle of the side of pockets.

A tactic employed in UK eight-ball pool in which a player calls and pots one of the balls in a favorably lying set, then plays safe, leaving as many of his/her well-placed balls on the table as possible, until the opponents commits a foul or leaves a chance that the player feels warrants an attempt at running out.

Any standard pool cue used to shoot the majority of shots in a match.