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Betting Glossary (A-Z)

Bet types & conceptsGlossary

Betting has a language of its own. This A-Z glossary defines the terms you will meet most often, with links to fuller guides. Use it as a quick reference whenever a term is unfamiliar.

Key takeaways
  • A push is a tie against the line on a whole-number handicap or total.
  • EV is expected value — whether a price is mathematically favourable over the long run, based on the implied probability of the odds.
  • Implied probability is the chance a price reflects.

A - D

  • Accumulator (acca / parlay) — several selections in one bet; all must win. See accumulators.
  • Ante-post — a bet placed well before an event.
  • Asian handicap — a two-way handicap that can refund or split stakes. See handicaps.
  • Bankroll — the money set aside for betting.
  • BTTS — both teams to score. See BTTS.
  • Cash out — settling a bet early for an offered value. See cash out.
  • Decimal odds — odds showing total return per unit. See odds.
  • Double chance — covering two of three outcomes. See double chance.

E - L

  • Each-way — a win bet plus a place bet. See each-way.
  • EV (expected value) — whether a price is favourable long term. See value.
  • Favourite — the most likely outcome, at shorter odds.
  • Handicap — a virtual head start or deficit. See handicaps.
  • Implied probability — the chance a price reflects (1 ÷ decimal odds).
  • In-play — betting after an event starts. See in-play.
  • Line — the handicap or total set by the book.

M - R

  • Moneyline — a straight bet on the winner. See moneyline.
  • Over/Under — a bet on a total. See totals.
  • PK (pick'em) — no handicap; pick the winner. See betting numbers.
  • Point spread — a margin-based handicap. See spread.
  • Push — a tie against the line; stake refunded. See void & push.
  • Round robin — selections split into many parlays. See round robin.

S - Z

  • Stake — the amount risked on a bet.
  • System bet — full-cover bets like Trixie and Yankee. See system bets.
  • Underdog — the less likely outcome, at longer odds.
  • Value — odds higher than the true probability. See value betting.
  • Void — a bet that cannot be settled; stake refunded. See void & push.
  • Wagering requirement — rollover on a bonus. See wagering.

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🔞 18+ only. Examples are hypothetical and for explanation only — they are not betting advice or real odds. Please gamble responsibly.

FAQ

What does push mean in betting?

A push is a tie against the line on a whole-number handicap or total. The stake is refunded with no profit or loss.

What does EV mean in betting?

EV is expected value — whether a price is mathematically favourable over the long run, based on the implied probability of the odds.

What is implied probability?

Implied probability is the chance a price reflects. For decimal odds it equals 1 divided by the price — for example 1 ÷ 2.50 = 40%.

How we made this guide. This guide is written and maintained by the 1xRoll Editorial Team and explains the general, widely-accepted rules of the market. All examples are hypothetical and illustrate mechanics only — they are not predictions, betting advice or real odds. Specific rules can vary by event and operator, so always check the in-game or in-bet-slip rules. editorial approach · responsible-gaming policy

Last updated: 2026-06-15

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