Definition of mark

To indicate where something is to be done. To "mark the pocket" means to indicate which pocket you intend to sink an object ball.

24 Random Essential Billiards Terms

Describes a ball rolling along a rail in contact or near contact with it, or which makes multiple successive contacts with the rail.
(Computerized Numerical Control) This is a special appliance used by many cue manufacturers to design the inlays on a cue to precision accuracy. Often times it is looked down upon because this technology departs from the previous standard of "handcrafting" inlays, using a pantograph tool. However, the new technology allows for much more precise cuts at a quicker pace. If you are looking to save some money and appreciate the man made designs that are computer inlayed in your cue, then CNC is the technology for you.
An imaginary line dividing the table into two equal halves lengthwise. It intersects the head string, center string and foot string at the head spot, center spot and foot spot, respectively.
Either of the two shorter rails on a standard pool, billiards or snooker table. Contrast side rail/long rail.
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.
To sink a ball into a pocket.
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.
Same as visit.
Also spider rest. A type of rest, similar to a common American-style rake bridge but with longer legs supporting the head so that the cue is higher and can reach over and around an obstructing ball to reach the cue ball. See also swan.
Refers to a person gambling when he has no money. As in, "That jerk can't pay up, he was shooting air barrels the whole time".
The angle at which a ball approaches a rail, as measured from the perpendicular to the rail.
This is a shot in snooker where the cue ball follows a struck object into the pocket.
United States Professional Poolplayers Association The United States Professional Poolplayers Association (UPA) is the governing body for the sport of men's professional pool (pocket billiards) in the United States, in conjunction with the World Pool-Billiard Association (WPA) and its US-national affiliate, the Billiard Congress of America (BCA). Founded in 2002, the association is based in Phoenix, Arizona.
In certain carom billiards games, any shot in which the cue ball is sucessfully caromed off an object ball to strike another object ball (with or without contacting cushions in the interim) is a considered a billiards shot.
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 Cheese the Nine and Rolling the Cheese).
This term is used to refer to a player missing a shot.
A widespread term in US parlance describing missing a relatively easy shot—often in the face of pressure. Can be used in many forms: "I dogged the shot"; "I hope he dogs it"; "I'm such a dog."
When a successful non penalized break is achieved which gives the object balls a broad spread on the table.
This is a type of shot that is executed by an object ball caroming off of another object ball in order to gain the pocket.
Same as center spot.
To enter the loser bracket in a double elimination tournament, or otherwise slip in standing in other tournament formats (i.e., to lose a game/frame/round/match, but still remain in the competition).
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.
This technique works to keep your shot aligned by eyeing your shot above the table, and then locking your chin into position as you lower down to take your shot.
Chiefly British. This is a shot in a snooker game where the first object ball hit contacts another object ball and the second one is pocketed. If both of the balls are red, or if the second ball would be on if the first ball had not been deemed free then it is an allowed shot.

1- This is a knowledgeable shot showing skill on the movement of the cue ball.

2- This is an experienced one pocket pool player that shows extraordinary skill at coordinating the cue balls and object balls for safety plays.