New to online casinos or crypto gambling? Our comprehensive glossary breaks down the most common terms you'll encounter—from wagering requirements and RTP to blockchain, wallet addresses, and KYC. Whether you're a beginner or seasoned player, this guide will help you better understand the language of online gaming and make smarter decisions when choosing a casino or managing your funds. Stay informed and gamble with confidence.
Affiliate Program
A marketing system where websites earn commissions by referring players to an online casino.
Auto Spin (Autoplay)
A feature that allows slot games to spin automatically for a set number of rounds without manual input
Bonus
Extra money or free spins given to players by casinos, often as part of promotions or welcome offers.
Bitcoin (BTC)
A popular cryptocurrency widely used for deposits and withdrawals in online casinos.
Bankroll
The total amount of money a player has set aside for gambling.
Cashout
The process of withdrawing your winnings or balance from an online casino account.
Cold Wallet
A cryptocurrency wallet not connected to the internet, used for secure storage.
Casino RTP (Return to Player)
The percentage of wagered money a slot or casino game returns to players over time.
Cryptocurrency (Crypto)
Digital or virtual currency that uses cryptography for security, such as Bitcoin, Ethereum, or Litecoin.
Deposit Bonus
A bonus that matches or adds a percentage of the money you deposit into your casino account.
Decentralized Finance (DeFi)
Financial systems built on blockchain technology without traditional banks or intermediaries.
eWallet
An electronic wallet used to store money digitally, often used for casino transactions (e.g., Skrill, Neteller).
Ethereum (ETH)
A widely used cryptocurrency with smart contract functionality, accepted by many crypto casinos.
Free Spins
A bonus feature giving players a set number of slot spins for free.
Faucet
A system in some crypto casinos that gives small amounts of cryptocurrency for free or as rewards.
Game Provider
The software company that creates casino games (e.g., Microgaming, NetEnt, Pragmatic Play).
Hash Rate
The speed at which a cryptocurrency mining device solves complex algorithms.
KYC (Know Your Customer)
A verification process where players must submit identity documents to comply with legal regulations.
Lightning Network
A second-layer protocol for Bitcoin to enable faster and cheaper transactions.
Live Dealer
Online casino games streamed live with real human dealers, offering an authentic casino experience.
Multisig Wallet
A crypto wallet that requires multiple private keys to authorize a transaction, improving security.
Payout
The money a player receives after winning a game or cashing out.
Payout Percentage (RTP)
The expected percentage of wagered money a game pays back to players over time.
Peer-to-Peer (P2P)
A decentralized network where two users can transact directly without intermediaries—common in crypto.
Playthrough Requirement
Another term for wagering requirement—how much you must bet before withdrawing bonus winnings.
Provably Fair
A system used by crypto casinos to prove that game results are fair and not manipulated.
Rake
A small percentage taken by the house (casino) from a poker pot as a fee.
Random Number Generator (RNG)
A technology used in online casino games to ensure fair and random results.
Reload Bonus
A bonus given to existing players when they make a new deposit, usually smaller than a welcome bonus.
Reel
The vertical sections on a slot machine that spin and display symbols.
Risk-Free Bet
A promotion where the casino refunds your stake (or part of it) if your bet loses.
Roll Over (Wagering Requirement)
The amount of money you need to bet before you can withdraw bonus-related winnings.
ROI (Return on Investment)
A calculation used by advantage players to measure potential profitability from a gambling strategy.
Roller
A term for players based on their betting amounts:
Scatter Symbol
A special slot symbol that often triggers bonus features like free spins, regardless of its position on the reels.
Sign-Up Bonus
A bonus offered to new players when they register and often make their first deposit.
Slot Volatility
A measure of risk in slot games; high volatility means bigger but less frequent wins, low volatility means smaller, frequent wins.
Smart Contract
Self-executing contracts with terms directly written into code on a blockchain.
Stake
The amount of money wagered on a casino game.
Spin
One round or cycle of a slot game where the reels turn and stop to display a result.
Table Game
Classic casino games such as blackjack, roulette, baccarat, and craps, typically played on a table.
Tokens
Digital assets used within crypto platforms or games, representing value or utility.
Transaction ID (TXID)
A unique string of characters identifying a specific crypto transaction on the blockchain.
Tether (USDT)
A stablecoin pegged to the U.S. Dollar, commonly used in crypto casinos for betting.
Turnover
The total amount wagered by a player, often used to calculate bonus requirements or loyalty rewards.
Two-Factor Authentication (2FA)
An extra security layer requiring both a password and a second code (like from a mobile app) to log in.
Wagering Requirement
The number of times a player must play through a bonus before it can be withdrawn.
Welcome Bonus
A promotional offer to attract new players, often including deposit matches and free spins.
Wallet
A digital tool (software or hardware) used to store, send, and receive cryptocurrencies.
Withdrawal
Taking money out from your casino account to your bank or crypto wallet.
Withdrawal Limit
The maximum amount a player can cash out from their casino account in a given time period.
Wild Symbol
A special slot symbol that substitutes for other symbols to form winning combinations.
XRP (Ripple)
A digital payment protocol and cryptocurrency known for fast, low-cost cross-border transactions. Some crypto casinos accept XRP.
XP (Experience Points)
Often used in gamified casino loyalty programs or crypto games, XP is earned through gameplay and unlocks rewards or ranks.
Zero House Edge Game
A casino game (usually rare or promotional) with no mathematical advantage for the casino.