Definition of jack up

To elevate the back of the cue on a shot.

24 Random Essential Billiards Terms

Displacement of the cue ball's path away from the parallel line formed by the cue stick's direction of travel; occurs every time english is employed. The degree of deflection increases as the amount of english applied increases. It is also called squirt, typically in the United States.
This is a certain type of system used to determine who plays first in the next game. These methods are not synonymous with pool skills, and are more along the lines of flipping a coin, paper-rock-scissors, or drawing straws.
The precise center of the pool table.
In the game 9 Ball, making the nine ball early with a legal shot, but not on the break.
A set practice routine.
In British terminology, a bank shot.
This is a relatively simple machine that is used to duplicate inlay cuts within a cue so that the sizing will be accurate. When compared to the technical CNC machines, this is more like a tape measure, but when this effective tool is used to inlay a cue stick, you are getting a cue with genuine handcrafted inlays.
Balls remain unmoved after a player's shot.
Chiefly British: Same as duck, and stemming from the same obvious etymology.
Billiard Congress of America. The official governing body for pocket billiards in the United States.
To fail to make a legal shot.
The white ball struck by the cue (and so used to strike other colored, numbered, object balls) during play.
The World Confederation of Billiard Sports (WCBS, sometimes called the World Confederation of Billiards Sports) is the international umbrella organization encompassing the major cue sports (billiards-type games), including carom billiards, pool games of several varieties, and snooker. The primary aim of WCBS is to establish billiard-type sports as medal events in as many multiple-sports competitions as possible, on both regional and world levels. The ultimate goal of WCBS is to have billiard sports included in the Olympic Games.
Same as foot spot. Chiefly British today, but also an American usage ca. World War I.
Same as back spin.
A bridge formed by the hand where no finger loops over the shaft of the cue. Typically, the cue stick is channeled by a "v"-shaped groove formed by the thumb and the base of the index finger.
This is a tool used to keep your cue tip from mushrooming. This small tool slides over the tip and turns to refine the sides, keeping your tip shaped the way it should be.
Derived from "sitting duck", usually referring to an object ball sitting close to a pocket or so positioned that is virtually impossible to miss. Same as hanger (US, colloquial), sitter (UK).
A shot in which the cue ball is driven to one or more rails (cushions in British English) before reaching its intended target-usually an object ball. Sometimes also known as "Kick Out" or "Skid" (British)
Making all of the required shots in a game (rack) without the opponent ever getting to the table or getting back to the table.
Used in snooker in reference to the position of the cue ball. It is "below" the object ball if it is off-straight on the top cushion side of the imaginary line for a straight pot (e.g. he will want to finish below the black in order to go into the reds).
To intentionally miss a shot (that results in a foul) in order to create a position for the cue ball that makes it hard for the other player to execute their shot. Not to be confused with a "Safety", since a safety is a legal hit.
Side spin on the cue ball that causes it to unnaturally roll off a cushion (contacted at an angle) against rather than with the ball's momentum and direction of travel. If angling into a cushion that is on the right, then reverse english would be right english, and vice versa. The angle of deflection will be steeper (narrower) than if no english were applied. The opposite of running english, which has effects other than simply the opposites of those of reverse english.
This is the way your hand is configured to support the shaft of the cue during a shot.
This term is much like rain table and refers to a table is playing soggy due to humid conditions.