Find the definition of all sports betting terms.
An accumulator combines multiple selections into a single bet where all picks must win for the bet to pay out, with odds multiplied together.
American odds (moneyline) use positive and negative values to show profit per $100 staked or the stake needed to win $100.
Arbitrage (surebet) exploits odds differences between bookmakers to guarantee a risk-free profit regardless of the outcome.
Asian handicap betting assigns a virtual advantage or disadvantage to a team, eliminating the draw and offering half and quarter lines.
Asian totals apply Asian handicap principles to Over/Under markets, offering half and quarter lines with partial refunds.
A back bet is the standard form of betting where you wager on an outcome to happen, profiting if your selection wins.
A banker is a selection considered near-certain to win, often used as the anchor of an accumulator or system bet.
A bankroll is the total capital dedicated to sports betting, kept separate from personal finances.
Bankroll management is the set of rules and strategies used to size bets relative to your capital, maximizing growth while minimizing the risk of ruin.
A bookmaker is a company that sets odds, accepts bets, and pays out winnings on sporting events.
The bookmaker margin (vig/juice) is the commission built into the odds that guarantees the bookmaker a long-term profit.
BTTS is a popular football betting market where you wager on whether both teams will score at least one goal during the match.
Cash out allows you to settle a bet before the event ends, locking in a profit or cutting a loss based on the current state of play.
The closing line is the final odds offered by a bookmaker just before an event starts, considered the most efficient market price.
Closing Line Value measures whether you consistently beat the closing odds, the most respected indicator of long-term betting skill.
Commission is the fee charged by betting exchanges on net winnings, typically ranging from 2% to 5%.
Decimal odds are the most common format in Europe, showing the total return per unit staked including the original stake.
Double chance lets you cover two of the three possible outcomes in a match (1X, X2, or 12), reducing risk at the cost of lower odds.
Draw no bet refunds your stake if the match ends in a draw, letting you back a team to win with insurance against the tie.
Dutching is a strategy of splitting stakes across multiple selections in the same event to guarantee an equal return whichever covered outcome wins.
An each-way bet is two bets in one: a win bet and a place bet, paying out if your selection wins or finishes in a top position.
European handicap betting applies whole-number goal advantages while keeping three possible outcomes: home win, draw, or away win.
Expected value is the average amount you can expect to win or lose per bet if you placed the same wager many times over.
Fair odds are the true odds of an event after removing the bookmaker's margin, reflecting the real estimated probability.
Flat betting is a staking strategy where the bettor wagers the same fixed amount on every bet regardless of odds or confidence level.
Fractional odds, popular in the UK, express net profit relative to the stake as a fraction (e.g., 5/2).
A free bet is a promotional wager offered by bookmakers where the stake is not deducted from your balance -- you only receive the net profit if it wins.
A Patent is a system bet on 3 selections consisting of 7 bets: 3 singles, 3 doubles, and 1 treble.
The payout is the total amount returned to a bettor when a bet wins, including the original stake plus net profit.
A push occurs when the result lands exactly on the betting line, resulting in a full refund of the stake with no win or loss.
A sharp is a professional or highly skilled bettor whose wagers move the betting lines and consistently beat the closing odds.
The point spread is a handicap assigned by bookmakers to level the playing field between a favorite and an underdog in a betting market.
The stake is the amount of money you wager on a bet -- the sum you risk in exchange for a potential return.
A sure bet (surebet) is an arbitrage opportunity where betting on all outcomes across different bookmakers guarantees a risk-free profit.
A system bet covers multiple accumulator combinations from a set of selections, allowing some legs to lose while still returning a profit.