Definition of duck

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).

24 Random Essential Billiards Terms

This is your pocket for sinking balls in a one pocket game.
Chiefly British: The half of the table from which the break shot is taken. This usage is conceptually opposite that in North America, where this end of the table is called the head.
A semicircle with an 11½ inch (291 mm) radius, drawn behind a snooker table's baulk line, centred on the middle of the line, and resembling the upper case letter "D" in shape. The "D" is also used in English billiards and sometimes also in blackball and other pool games played on British-style tables.
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.
This is a fine powdery substance used to assist the sliding of the cue over the hand bridge.
A shot played slowly and with heavy draw and follow-through so that the cue ball can be struck firmly but with a lot of the pace taken out, allowing more control than just a gentle tap that would travel as far. Also called "Drag Draw".
A set of paired balls in the game of cribbage pool that have a number value which combined equal 15. For example, the 8 ball and the 7 ball added together equal 15 and thus constitute one cribbage if pocketed in succession.
North American Poolshooters Association. Mission: To provide a competitive and fun amateur pool league competition with cash and prizes awarded to the players at the local level.
A combination shot, where hitting the first ball rubs it against the center connecting line of two frozen object balls throwing the second out.
Four-ball is a carom billiards game. The game is played on a pocketless table with four balls, usually one light red, one dark red, and two whites (or just two reds and two whites). Each player is assigned one of the white balls as his own cue ball. A point is scored when a shooter caroms on any two other balls. Two points are scored when the player caroms on each of the three other balls.
In snooker, any of the three colour balls that get spotted on the baulk line: the yellow, green or brown ball.
Ten Ball is a rotation is a rotation game very similar to nine-ball, using ten balls instead of nine, and with the 10 ball instead of the 9 as the "money ball".
The object of the game is pocket the 10-ball on any legal shot.
This is to win a game by pocketing enough balls before you opponent.
This is a shot where the cue ball contacts an object ball and moves it along a path, but because the cue ball is still in motion it re-contacts the object ball and pushes it in the pocket after it stops.
New Zealand Billiards and Snooker Association.
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.
Pocket openings that are significantly wider than are typical and thus allow shots hit with a poor degree of accuracy to be made that would not be pocketed on a table with more exacting pocket dimensions.
This is a simple method of gambling where bets are determined between each game instead of playing matches.
Also double-century break. In English billiards, a break of 200-299 points (i.e. double a century). Larger multi-centuries are regularly achieved. Rare in amateur play, triple centuries are routine, and quadruples not uncommon at World Professional Billiards Championships; 2007 winner Mike Russell shot four triples in the final round alone, while of sixteen competitors, three shot quadruple centuries (one once, one twice, and Russell three times). Quintuple centuries are rare even at the professional level, with only the 494 shot by nine-time World Champion Russell (who has more such titles than any other player in history as of 2007) coming close in that event. World Champion Geet Sethi holds the world record, at a duodectuple century (and then some) of 1276 consecutive points."
One of the alternating turns players (or doubles teams) are allowed at the table, before a shot is played that concedes a visit to his/her opponent (e.g. "he ran out in one visit"). Usually synonymous with inning as applied to a single player/team, except in scotch doubles format.
The interlocking connection between the butt and shaft ends of a two-piece cue stick. Usually connects via means of a steel or wooden pin, and may be protected by a collar of metal or some other material, or may connect wood-on-wood.
Chiefly British: Same as duck, and stemming from the same obvious etymology.
The pool player who is at the table taking their shot.
Nickname for the nine ball, usually only used when playing the game 9-Ball.