Definitions for "DOUBLE DOWN"
Keywords:  blackjack, casino, wager, dealt, bet
When a player doubles his/her initial bet and receives one more card.
To double the initial bet and receive exactly one more card. The option to double is often allowed on the players first two cards only. Australian casinos allow doubling after splitting a pair. Some only allow doubling with a two-card total of 9,10 or 11.
Placing an additional wager up to the amount of the original on the first two cards of the hand (the player is only allowed one card).