Casino Terms A–Z
- Bankroll
- The total amount of money you have set aside for gambling.
- Bonus Abuse / Bonus Hunting
- Exploiting casino bonuses systematically. Casinos monitor for this and may void winnings.
- Cashback
- A refund of a percentage of net losses, offered as a recurring promotion.
- Game Contribution
- The percentage a game type contributes toward wagering requirements. Slots typically 100%, table games 10–20%.
- House Edge
- The mathematical advantage the casino has over the player, expressed as a percentage. Blackjack: ~0.5%, Slots: 2–10%.
- KYC (Know Your Customer)
- Identity verification process required by law. Typically passport/driving license + proof of address + payment method verification.
- Megaways
- A slot mechanic invented by Big Time Gaming (BTG) that uses a random reel modifier to produce up to 117,649 ways to win per spin.
- Progressive Jackpot
- A jackpot that grows with every bet placed across all players. Mega Moolah (Microgaming) has paid jackpots exceeding €20 million.
- Provably Fair
- A cryptographic system used by Bitcoin casinos allowing players to verify the fairness of each game outcome.
- RNG (Random Number Generator)
- Software that generates random outcomes for every game. Certified RNGs are tested by independent labs (eCOGRA, iTech Labs).
- RTP (Return to Player)
- The percentage of wagered money a game returns to players over millions of spins. 96%+ is considered good for slots.
- Self-Exclusion
- A tool allowing players to ban themselves from a casino for a set period (6 months to permanent). Legally required at licensed casinos.
- Variance / Volatility
- How a slot distributes winnings. High volatility = infrequent big wins. Low volatility = frequent small wins.
- Wagering Requirement
- The number of times you must bet a bonus amount before withdrawing. 35x means bet the bonus 35 times total.
- Welcome Bonus
- The first deposit bonus offered to new players. Usually a percentage match plus free spins.
- White Label Casino
- A casino built on a shared platform under a third-party operator license. Common, but check the underlying license carefully.