A video poker game that pays two credits for two pair and 400 for four aces.
Cards that have already made a good hand (vs a drawing hand).
Synonym: Boat, Full House
A poker hand containing an Ace, King, Duece and two more adjacent cards from either side, e.g. K-A-2-3-4. Some video poker games, such as Multi Win Videopoker by Amatic, offer payouts for corner straight.
A button to get new cards for discarded ones or to start a new hand.
A video poker game where the deuce is a wild card.
A royal flush made with one or more wild cards. This pays less than a natural one without wild cards.

Cards that have been used and are no longer in play. In video and draw poker, cards that have been replaced in the hope of improving a hand.
Examples:
Is there a program that tracks Caribbean Stud Poker discards?
You need to put the discards on a tray before you get any replacements.
In brick-and-mortar casinos, the discard tray often has a red glass filter that allows dealers and the casino security staff to spot the marked cards.
I always keep an eye on the pile of discards, just in case.
It is impossible to count cards when the dealer puts discards back into the shuffle.
The outcome of the game is based on the player decision to keep or discard cards.
A variation of Jacks or Better with a bonus for four aces. The 10/7 versions (payouts for a full house and flush, respectively) have a theoretical return of 100.2%.
A variation of Jacks or Better that offers bonuses for various 4-of-a-kinds, particularly with specific kickers.