Roulette playing guide - Roulette Glossary of Terms

Top 3 online casinos with the largest number of slot machines

Roulette came to the United States via France, and many people use the original French terms instead of the English. You'll find some of the French terms in the glossary below for informational purposes. For each French term, you'll see French: English term. See the corresponding English term for the definition.

A Cheva
French:split bet.

Action
The amount of money bet during a specific period of time.

American Roulette
The dominant roulette game in North American casinos and widely available online. The wheel used in American Roulette contains 38 numbered slots (or pockets), and numbers range from 1-36 and include a 0 and a 00.

American Wheel
The roulette wheel most commonly used in American casinos and widely available online. It contains 38 numbered slots (or pockets) and number range from 1-36 and include a 0 and a 00.

Backtrack
The stationary, outer rim of the roulette wheel where the ball spins.

Ball
The small ball, which spins on the roulette wheel in the opposite direction of the wheel's spin. The ball spins on the stationary, outer rim of the wheel until it falls into one of the numbered pockets.

Bankroll
The total amount of money a player intends to gamble for a session.

Bet on the Layout
A bet on the numbered part of the roulette table, also called an inside bet.

Carr'
French: corner bet.

Cheval
French: split bet.

Colonne
French: column bet.

Column Bet
An outside bet covering all 12 numbers in one of the long columns: 1-12, 13-24, or 25-36.

Combination Bet
A single bet that covers more than one number at a time.

Corner Bet
An inside bet placed at the intersection of four numbers, and covering all four numbers.

Croupier
Casino employee who operates the roulette table and controls the flow of the game.

Double Zero Wheel
American wheel, used in American and online casinos, with two green zero pockets, a 0 pocket, and a 00 pocket.

Dozen Bet
An outside bet covering one dozen of the three dozen numbers: 1-12, 13-24, or 25-36. Also called a column bet.

En Plein
French: straight up bet.

En Prison Rule
Applied to even-money bets. If the ball lands on zero, the bet is imprisoned for another spin. If the ball lands on zero during the next spin, the player loses the bet. This rule reduces the house edge by 50% on even-money bets.

European Wheel
The standard roulette wheel used in European casinos and online casinos, also called a single 0 wheel, containing 37 pockets: 1 to 36 plus a single 0.

French wheel
A wheel, used mainly in Europe, containing one green zero pocket, labeled 0.

Even Money
Pays 1:1. Also called an even bet.

Even-Odd Bet
Outside bet, covering all 18 even or odd numbers.

Five Number Bet
An American, single 0 wheel inside bet, covering 0, 00, 1, 2, and 3.

High or Low Bet
An outside bet covering either the top half of the numbers (19-36) or the bottom half of the numbers (1-28). Does not include either zero.

Inside Bet
One of six bets placed on or between any of the numbered boxes. If placed inside a box, it covers only one number. If placed on a line, it covers more than one number, depending on its placement. See straight up bet, split bet, street bet, corner bet, and square bet.

La Partage Rule
Applies to even-money bets. When the ball lands on zero, the player loses half of his or her bet instead of the entire bet. This rule reduces the house edge by 50% on even-money bets.

Outside Bet
Even money bets covering odd/even, high/low and red/black, and 2:1 payouts bets: dozen or column bets. See column bet, dozen bet, even or odd bet, red or black bet, and high or low bet.

Red or Black Bet
An outside bet covering all 18 red numbers or all 18 black numbers.

Single Zero Wheel
European or French roulette wheel with only a single 0 green pocket.

Sixainne
French: (Six) line bet. See Line Bet.

Six-Number Bet
An inside bet covering six numbers. Also called a line bet.

Spin
Each game in roulette is called a spin. Used as a verb, spin would mean to turn the wheel or the movement of the ball. The ball is spun on the outside, stationary rim of the roulette wheel.

Split Bet
An inside bet, placed on the line between two numbers, covering both numbers.

Straight Bet
A single bet'either on a single number or a combination bet.

Straight Up Bet
An inside bet, placed on one number, Straight up bets have the highest odds and the highest payout.

Street Bet
An inside bet, placed at the end of a row, covering three numbers.

Trio Bet
An inside bet, covering three numbers. See street bet.

Transversale
French: Street bet.

Wheel
The three-foot round device on which the ball spins, before landing in one of the pockets. Adjacent to or part of the table.