## Glossary

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 Downtown Deuces Well known variant of "Double Deuces Wild" video poker game with an EV of 100.92%. See Double Deuces Wild paytable. DTUW Draw Till U Win video poker game DW Common abbreviation for "Deuces Wild" video poker game. See Deuces Wild paytable. DW44 Common abbreviation for "Deuces Wild 44" video poker game. See Deuces Wild 44 paytable. DWdlx Common abbreviation for "Deluxe Deuces Wild" video poker game. See Deluxe Deuces Wild paytable. ER Abbreviation for Expected Return. Expectation Often used in place of the mean or expected value, especially as ""The Expectation" Involving the mathematical operation equivalent to averaging over some quantity of a distribution, random process or data set. If the quantity is the value itself, the expectation is the mean. If the quantity is the value minus the mean squared, the expectation is the variance. Expected Value The first moment of a random process, also known as it's mean or average value, and often given the symbol µn;. In gambling, the Expected Value can be computed for a game itself (example: JOB video poker has an Expected Value of 99.54% when played with a Max-EV strategy) or a particular instance (example: in PKM video poker, the dealt hand with the highest Expected Value is trips) or the entire playing situation (by including the value of cash back and comps, if any). For video poker, Expected Value is usually expressed in percentage units, whereas a game that is exactly break even has an Expected Value of 100%, and a positive game has an Expected Value of greater than 100%. However, other units may be used, including fractional units, or real currency. Expected Value is generally used interchangeably with Expected Return, Return, and sometimes Expectation and long-term return. Expert play a poorly defined term used to describe play according to an optimized strategy, rather then a simplified (non-optimal) one Face card The jack, queen, or king of any suit. In many video poker games holding a single face card is more valuable (has higher expected value) then holding any 3 card inside straights. Five Aces Double Double Bonus Video poker game. See Five Aces Double Double Bonus paytable. Five Joker Wild Video poker game. See Five Joker Wild paytable. Flat-top A non-progressive video poker game A slant-top or bartop video poker machine (not an upright). See also: Upright. Fleas Lower denomination (typically \$0.25 and less) advantage players. Since their effect on the bottom line is so low, many casinos regard Fleas as mere annoyances. Flush A poker hand where all cards are the same suit. For example: Flush Attack A video game in which after a certain number of flushes had been awarded (for a group of similar machines), the payout for the next flush would be increased to 25-1, the same payout for the much rarer four of a kind (in Jacks or Better video poker). The Flush Attack feature made the game positive. It was exploited and can no longer be found. Full House A poker hand with three of a kind (of one rank) and a pair (of another rank). For example: Full-coin The number of coins that must be played to realize a particular games best paytable. Typically, casinos short-pay a video poker game when played less then Full-coin. For example, very often a Royal Flush pays 4000 units for a 5 coin, Full-coin wager, but only 800 units for a 4-coin wager. All vpfree2 pay tables are listed per coin, assuming that at least the Full-coin level is reached (5 coins in most instances). Full-pay Originally a term used to distinguish the first version of a particular game (to commonly appear), which was subsequently replaced by a similar game with a lower return. Today, the Full-pay designation refers to a particular pay table for a game and does not indicate if higher or lower returning variants are common. To avoid confusion, game return and pay table should be used to distinguish games.See also: Pay table. Gaming Control Board A state or county agency that enforces policies set by the gaming commission, investigates allegations of cheating and provides background information on persons or corporations requesting licensing as operators of gambling establishments.