The world of crypto casinos and blockchain-based betting introduces a unique mix of gambling slang and cryptocurrency jargon. For newcomers, this can feel a bit daunting, like learning two languages at once. Below, you’ll find a glossary that organizes the most important terms in alphabetical order, helping you navigate both the technical and gambling sides of crypto with ease.
Action
The total amount of money wagered during a game or event. Dealers may also say, “The action is on you” meaning it’s your turn to bet.
AML (Anti-Money Laundering)
A set of rules and procedures designed to prevent illegal money laundering activities. Many crypto casinos implement AML checks to remain compliant.
Back on the Game
Refers to a person returning to gambling after a break, sometimes after attempting to quit or stepping away for personal reasons.
Backer
A wealthy individual who finances another gambler’s play, often seen in poker or high-stakes games.
Bankroll
The amount of money players set aside for gambling. Managing the bankroll is key to long-term play.
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Bet
A wager placed on a casino game, sports event, or other outcome. Bets in crypto casinos are made using digital currencies.
Betting Odds
A representation of the likelihood of a certain outcome, usually shown in decimal, fractional, or American format.
Bitcoin (BTC)
The first and most widely used cryptocurrency. Bitcoin is accepted in many online casinos for deposits and withdrawals.
Bitcoin Casino
A Bitcoin casino is an online casino that primarily accepts Bitcoin as its currency of choice.
Blackjack
A classic card game where players aim to beat the dealer by reaching a hand value closest to 21 without going over.
Blood Game
A popular term used to describe a ruthless, high-stakes poker match.
Bonus
Rewards offered by casinos, such as free crypto, free spins, or deposit matches. They’re usually used to attract and retain players.
Bust
When a player loses all their chips in poker, or when their hand exceeds 21 in blackjack.
Buy-In
The amount of money exchanged for chips or the entry fee to join a poker tournament.
Card Counting
A strategy in blackjack where players track which cards have been played to gain an advantage over the house.
Chips
Tokens used for playing table games. In crypto casinos, chips may be represented digitally but follow the same principle.
Coin
A coin is a cryptocurrency that runs on its own blockchain, such as Bitcoin or Ethereum.
Cold Wallet
An offline cryptocurrency wallet that provides maximum security for long-term storage.
Cold/Hot
A table is “cold” when players are losing consistently, while a “hot” table means a winning streak is happening.
Comped
Complimentary perks given to gamblers, ranging from free drinks to hotel stays, often based on their betting volume.
Consensus Mechanism
The protocol by which blockchain networks validate transactions. Popular examples include Proof of Work (PoW) and Proof of Stake (PoS).
Crypto Gambling Bots
Crypto gambling bots are automated software tools that place bets in crypto casinos on behalf of users, often following preset strategies like Martingale or arbitrage.
Crash Gambling
A popular crypto betting game where a multiplier line climbs upward in real time. In crash gambling, players must cash out before the multiplier “crashes.” The longer they wait, the higher the potential payout, but if they fail to cash out before the crash, they lose their bet.
Crypto Casino
An online casino that accepts multiple cryptocurrencies and usually features games like slots, poker, sports betting, and others.
Crypto Plinko
A blockchain-based gambling game inspired by the classic Plinko board. In crypto plinko, players drop a virtual ball through a pyramid of pins, and it lands in a slot with a multiplier that determines their payout.
Crypto Prediction Market
A crypto prediction market is a decentralized platform where users bet on the outcome of future events, such as elections, sports, or crypto prices. Prices of event shares reflect the crowd’s probability estimate, and payouts occur in cryptocurrency.
Crypto Wallet
A digital application used for storing, sending, and receiving cryptocurrencies. Crypto wallets can be custodial (centralized) or non-custodial (decentralized) and hot (connected to the internet) or cold (offline).
Curaçao Gaming License
A Curaçao gaming license widely used and cost-effective online gambling license issued by the Curaçao government. It allows casinos and sportsbooks to operate globally but is often considered less strict in terms of regulatory oversight.
Custodial Wallet
A custodial wallet is a cryptocurrency wallet where a third party, such as an exchange or service provider, controls the private keys. The custodian secures and manages the funds.
dApp (Decentralized Application)
An application that runs on a blockchain network instead of a central server, enabling transparency and fairness. Dapps utilize smart contracts to function.
Decentralized Finance (DeFi)
DeFi are blockchain-based financial services that function without banks or intermediaries, offering lending, borrowing, and trading of cryptocurrencies.
Double or Nothing
A bet that either doubles the original wager or loses it all, common in roulette and other games.
Doubling Down
A blackjack move where a player doubles their bet after seeing their initial hand, committing to receive one more card.
Down and Dirty
In seven-card stud poker, this refers to the final face-down card dealt to each player.
El Paso
A slang term meaning “I’ll pass” on placing a bet.
Ethereum (ETH)
A blockchain platform that powers smart contracts and dApps. Ethereum‘s native currency, Ether, is widely used in casinos.
Eyes of Texas
Poker slang for being dealt a pair of aces in Texas Hold ’em.
Faucet
A feature in some crypto casinos where players can earn small amounts of free cryptocurrency by completing tasks. This is similar to crypto faucets.
Fever
A nickname for a $5 bet or card value in certain poker games.
Fibonacci Roulette
A roulette betting strategy based on the Fibonacci sequence (1, 1, 2, 3, 5, 8, …). With Fibonacci Roulette, players increase their bet size following the sequence after a loss and move two steps back after a win, aiming to recover losses more steadily than with flat betting.
Filet Gumbo
Slang for a full house hand in poker.
Free Spins
Bonus spins on a slot machine that don’t cost the player anything, often offered as promotions.
Gas Fee
Gas fees represent the transaction cost paid to miners or validators for processing blockchain transactions.
Gaming dApp
A decentralized application utilizing smart contracts for casino-style gaming, ensuring fairness and transparency.
High Roller
A gambler who wagers large sums, though typically less than the ultra-rich “whales.”
Hot Wallet
A cryptocurrency wallet that’s always connected to the internet to function. It offers ease of use but presents higher security risks in comparison to cold wallets.
House
The casino itself which profits from its built-in edge over players.
House Edge
The mathematical advantage the casino has over the players which ensures its long-term profitability.
Jackpot
A large, often progressive prize pool that can be won by hitting a rare outcome in games like slots or poker.
Juice
The casino’s commission or cut on bets, also known as the “vig” or “rake.”
KYC (Know Your Customer)
KYC is a regulatory process requiring casinos or exchanges to verify user identity by requiring different documents to prevent fraud and money laundering.
Let It Ride
A casino card game; also refers to leaving winnings on the table to ride on the next bet.
Malta Gaming License
A highly respected license issued by the Malta Gaming Authority. It is known for strict compliance standards, player protection measures, and strong credibility, making it a preferred choice for reputable online casinos and betting platforms.
Martingale System
A betting strategy where the player doubles their wager after every loss, aiming to recover all previous losses with a single win (and even come out on top).
Miner
A blockchain participant who uses computational power to validate transactions in a Proof of Work network and adds them to the ledger in exchange for rewards.
No KYC Casinos
No KYC casinos are online casinos that allow users to deposit, play, and withdraw cryptocurrencies without requiring identity verification, appealing to players who value privacy and faster access.
Non-custodial Wallet
A non-custodial wallet is a cryptocurrency wallet where the user alone holds the private keys, usually backed up by a seed phrase. This gives the user complete control and ownership of their funds, without depending on an intermediary.
Odds
The probability of an outcome occurring, directly tied to potential payouts.
Paroli System
A positive progression betting method where the player doubles their bet after each win, typically for three consecutive rounds, to maximize profit during winning streaks.
Payout
The amount a player receives when winning a bet. In crypto casinos, payouts are often instant to wallets.
Pit Boss
A floor manager who oversees table games and ensures fair play.
PoS (Proof of Stake)
PoS is a consensus system where validators lock up tokens to secure the network and process transactions, used by Ethereum, Solana, Cardano, and others.
PoW (Proof of Work)
PoW is a consensus system where miners solve cryptographic puzzles to validate transactions, used by Bitcoin, Dogecoin, Litecoin, and others.
Private Key
A private key is a secret cryptographic code giving access to a user’s crypto funds. Must be kept secure.
Provably Fair
A provably fair system is one where players can verify the fairness of each game outcome using cryptographic proofs.
Public Key
A public key is a cryptographic code that acts as an address for receiving crypto, paired with a private key.
Railbirds
Spectators who watch high-stakes games without participating themselves.
RNG (Random Number Generator)
Random number generators represent technology that ensures game results are random. In many cases, crypto casinos combine RNGs with provably fair systems.
Roll Over
Re-investing winnings into new bets, either by choice or due to bonus requirements.
Rounders
Players who move between different high-stakes games looking for profit.
RTP (Return to Player)
RTP is the percentage of total wagers on a game that is expected to be returned to players over the long run.
Seed Phrase
A seed phrase is a series of 12 to 24 randomly generated words that serves as the master key to a cryptocurrency wallet. It allows you to recover your funds and wallet access on any compatible device, even if the original wallet is lost or destroyed.
Smart Contract
A smart contract is a piece of self-executing code on a blockchain that automatically enforces agreements. Used in casinos for fair payouts.
Stud Poker
Poker games where players receive a mix of face-up (visible to everyone) and face-down (private) cards dealt over multiple betting rounds. Unlike Texas Hold’em or Omaha, there are no community cards.
Toke
A tip given to dealers, often after a winning streak.
Token
A type of cryptocurrency that represents an asset or utility on a blockchain platform.
Transaction
A blockchain transaction. It’s the transfer of cryptocurrency between wallets, recorded on the blockchain’s public ledger.
Wagering Requirement
A condition requiring players to bet a set amount before withdrawing bonus winnings.
Whale
A whale is slang for an extremely wealthy gambler who places massive bets, often comped with free luxury perks.
Yeast Raise
Slang for re-raising a bet in poker, also known as “sweetening the pot” with more money.
Z-Game
The minimum buy-in or betting level available in a casino or card room, considered the opposite of a high-skill “A-game.”
Zombie
A poker player who gives no tells or emotional cues, making their hand unreadable.
