Hit
Request an additional card from the dealer. A player signals for a hit by tapping the table or making a beckoning gesture with their hand.
Blackjack Glossary
Essential terminology for understanding blackjack basic strategy and optimal play
View Full Strategy GuideCore Blackjack Terms
Understanding fundamental blackjack vocabulary is essential for implementing effective playing strategies and communicating at the table.
Stand
Decline additional cards and keep your current hand total. Players signal standing by waving their hand horizontally over their cards.
Bust
Exceed a total of 21 in your hand value, resulting in an automatic loss. The bust is the most important outcome to avoid in blackjack strategy.
Push
A tie between the player and dealer when both have identical hand values. No money is won or lost in a push.
Blackjack
An ace combined with any ten-value card totaling 21 with only two cards. This typically pays 3:2 and is the best possible hand.
Dealer Upcard
The dealer's first visible card. Basic strategy decisions heavily depend on analyzing the dealer's upcard value.
Strategic Action Terms
These terms describe advanced blackjack actions and decision-making concepts used in optimal play strategy.
Double Down
Double your initial bet in exchange for receiving exactly one additional card. This aggressive move is strategically used on hands totaling 11 or against weak dealer upcards.
Split
Separate two identical cards into two independent hands, each with an equal bet. Splitting pairs strategically improves overall winning probability in specific situations.
Surrender
Fold your hand and forfeit half your bet to avoid losing the entire wager. Available in some variations when the situation appears mathematically unfavorable.
Insurance
A side bet offered when the dealer shows an ace. Insurance bets pay 2:1 if the dealer has blackjack but are generally considered mathematically unfavorable.
Stiff Hand
Any hand totaling 12 through 16, vulnerable to busting on the next hit. These hands require careful strategic decision-making based on dealer upcards.
Soft Hand
A hand containing an ace counted as 11 without exceeding 21. Soft hands provide flexibility and lower bust risk compared to stiff hands.
Mathematical and Game Concepts
Understanding these analytical concepts helps players make mathematically optimal decisions and comprehend blackjack probability fundamentals.
Basic Strategy
A mathematically optimal table showing the statistically best action for every possible player hand combination versus every dealer upcard. Following basic strategy minimizes the house edge.
House Edge
The mathematical advantage the casino maintains over players expressed as a percentage. In blackjack, proper basic strategy reduces the house edge to approximately 0.5%.
Deck Penetration
The percentage of cards dealt before reshuffling occurs. Deeper penetration allows more accurate decision-making and prediction of remaining card distribution.
Variance
The natural fluctuation in results around the expected mathematical outcome. Understanding variance helps players manage expectations during shorter playing sessions.
Expected Value
The average amount a player can expect to win or lose per bet mathematically. Positive expected value decisions are always preferable in optimal strategy.
Bankroll
The total amount of money dedicated to playing blackjack. Proper bankroll management ensures players can endure variance without risking financial hardship.