Expected Value (EV)
The average outcome of a bet over infinite repetitions. Negative EV means long-term loss; positive EV (rare in casinos) means long-term profit.
What it means
The average outcome of a bet over infinite repetitions. Negative EV means long-term loss; positive EV (rare in casinos) means long-term profit.
This term is part of standard casino vocabulary. Understanding it helps you read game info pages, bonus terms, and provider documentation correctly.
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Related terms
RTP (Return to Player)
The theoretical percentage of total wagered money a game returns to players over millions of spins. A 96% RTP means the house edge is 4%.
Volatility / Variance
How risky a slot's payout pattern is. Low volatility = frequent small wins. High volatility = rare but big wins. Same RTP, different ride.
House Edge
The mathematical advantage the casino has over the player. Equal to (100% − RTP). House edge is per bet, not per session.
Max Win
The maximum theoretical payout of a single spin or game session, expressed as a multiplier of the bet. Reaching max win is rare — typically 1 in millions.