Definition of head ball

This is the apex ball in the triangle, racked on the foot spot in a normal game.

24 Random Essential Billiards Terms

A highly abrasive tip tool used to shape an unreasonably flat new cue tip, or misshapen old one, into a more usable, consistently curved profile, most commonly the curvature of a nickel or dime (or equivalently sized non-US/Canadian coin) for larger and smaller pool tips, respectively. Similar to a scuffer, but deeper and rougher.
To create contact with the cue ball or an object ball.
This is the way your hand is configured to support the shaft of the cue during a shot.
A reference to the amount of English applied to the object ball from the cue ball.
Usually a one-piece cue freely available for use by patrons in bars and pool halls.
(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.
To apply chalk to the tip of your cue before a shot.
This is to direct the cue ball by barely contacting an object ball.
This refers to the cluster of balls remaining in a similar position to where they were within the break.
A player who during the course of a tournament does not lose focus. Typically said of those players that regularly make it to the finals of a tournament.
A fast paced offensive game similar to 9-ball but only using balls numbered 1 through 7.
Pocketing the 7-ball wins the game. Under the current pro rules of 7-ball, any missed shot gives your opponent ball-in-hand.
Exact opposite of fast, all senses.
When a player is playing flawlessly, just "cannot miss" and the game seems effortless.
An instance of contact between balls, usually used in the context of describing an object ball contacting another object ball (e.g. "the two ball kissed off the twelve ball"), or in snooker the cue ball making contact with a ball after the initial contact with the object ball. If the player's intention was to cause two object balls to kiss (e.g. to pocket a shot ball after a ricochet off a stationary one), it is often called a kiss shot.
This is to intentionally foul by slightly moving the ball, or playing another type of illegally defensive shot in a game where the ball is just turned over to the other player. Like in one pocket, you still take the foul, but can leave the other player with a challenging shot.
A barrel is how much money per game a player is betting. As in, "I have ten barrels at $20 a game".
A Baulk line is line drawn across the table 29 inches from the bottom cushion and parallel to that cushion.
Used with an amount to signify money added to a tournament prize fund in addition to the amount accumulated from entry fees (e.g. "$500 added").
The placement of the balls, especially the cue ball, relative to the next planned shot. Also known as shape.
This is a blemish added to the table in order to help execute a shot; these marks are not allowed and result in a foul.
National Amateur Pool League.
To elevate the back of the cue on a shot.
Same as duck. Derives from an easily shot ball "hanging" in the pocket.
A bank shot that follows a Z shaped pattern as it bounces off of two rails.