Definition of Shark

Also yellow(s).
In snooker, the lowest-value colour ball on the table, being worth two points. It is one of the baulk colours.
In blackball, one of two groups of seven object balls that must be potted before the eight ball; compare stripes; contrast red ball.

This piece of armament keeps the butt of your cue safe from coincidental contact with the floor or other damaging incidents. It is usually made of a rubber composite or other durable or flexible material to absorb impact in the case of a collision.

Pronounced "No-Rango". A norengo refers to what should be an easy straight in shot where the object ball is usually very close to the pocket. But the shooter strikes the ball harder than they should and the result is the object ball rattling out of the pocket and a missed shot.
Also see Lorengo.

USA Pool League. A pool league structured exclusively around eight-ball match play.

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

Also highs, high balls, high ones. In eight-ball and related games, to be shooting the striped suit (group) of balls (9 through 15); "you're high balls" or "I've got the highs" ("you're high" is rare, because of the "intoxication" ambiguity). Compare stripes, yellows, big ones, overs; contrast low.

This is to lay down the money on the table in a betting game before play begins to ensure pay up at the end.

Same as mechanical bridge; so-called because of its typical shape.

A multi-game division of a match, as used in some league and tournament formats. For example, in a match between 2 teams of 5 players each, a 25-game match might be divided into 5 rounds of 5 games each, in which the roster of one team moves one line down at the beginning of each round, such that by the end of the match every player on team A has played every player on team B in round robin fashion.
A level of competition elimination in a tournament, such as the quarterfinal round, semifinal round and final round.

Feel generally refers to that elusive quality that makes one cue feel special or superior to another. In essence, it is the cumulative effect of all of a cues characteristics, including weight, shaft diameter, balance, grip material, length, etc. It can vary greatly from one player to another. A cue that feels great to one player does not necessarily fell good to another.

Two or more object balls that are touching or are close together.

Sandbagging, in any handicapped sport, is the unethical practice of deliberately playing below your ability in order to alter your handicap so it does not reflect your true ability.

This is a shot on the cue ball that will push through to a frozen ball on the cue ball. If the contact is made on the object ball while the cue stick is still contacting, essentially pushing the second ball, then it is usually considered a foul.

This is English that turns into reverse English after contact with the object ball. This will close up the angle on a bank.

English Amateur Billiards Association. The EABA is the governing body of amateur billiards in England, and as such is responsible for organizing various tournaments and events.

This is a type of shot that shows complete control over the object ball and the cue ball.

An agreement between two players in a tournament, one of whom will advance to a guaranteed money prize if the match is won, to give a certain percentage of that money to the loser of the match. Also known as a saver.

Same as spot

Verb: "To Clock" To carefully note the abilities or betting inclinations of other players for future reference.

This is the state after which the person returning the break has had the opportunity to catch and even the field after the breakers advantage.

This is the point on the object ball where the cue exactly impacts or the point at which two balls touch when they impact.

This can be a shot where the best option for you is to sink a ball in you opponents pocket in the game of one pocket. This can also refer to the act of offering an opponent a ball adjustment to even the playing field.

Describing a pot played at such a pace as to just reach the pocket and drop in without hitting the back.

(Chiefly British) Said of an object ball that can easily be reached by the cue ball, or of a pocket that can easily be reached by a selected object ball, usually directly (i.e. without intervening kick, bank, carom, kiss or combination shots).