Glossary

DTUW Draw Till U Win video poker game
Duck Any of the 4 deuces in a deck of playing cards
Ducks See Deuces.
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.
EV Short for Expected Value.
Expectation
  1. Often used in place of the mean or expected value, especially as ""The Expectation"
  2. 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 Return See Expected Value.
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
FA Short for Flush Attack.
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.
FH Abbreviation for Full House.
FITR Fun In The Room
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
  1. A non-progressive video poker game
  2. 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.
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