B
Bad Beat
When a hand is beaten by a lucky draw.
Backdoor
Catching both the turn and river card to make a drawing hand. For instance, suppose you have Ah-10h. The flop comes Kd-6c-5h. You bet and are called. The turn is the Jh, which everybody checks, and then the river is the Qh. You've made a "backdoor" nut flush.
Backraise
A re-raise from a player who originally called.
Bankroll
The amount of money you have.
Bet
To place chips into the pot.
Bet Odds
The odds you get as a result of evaluating the number of callers to a raise.
Bet the Pot
When a player bets the amount of the pot.
Big Blind
A designated amount that is placed by the player sitting in the second position, clockwise from the dealer, before any cards are dealt. (Players joining a game in progress must post a Big Blind, but may do so from any position.)
Big Slick
A hand that contains an A-K.
Blind
The bet(s) that must be made by the two players sitting directly to the dealer's left which will start the action on the first round of betting. The blinds are posted before any cards are dealt. (A 'Blind' bet is one that is made without looking at your cards.)
Blind Raise
When a player raises without looking at his hand.
Bluff
To make other players believe that one has a better hand than he/she might otherwise have, by betting or raising.
Boardcards
The cards that are dealt face-up in a poker game for all players to see. In Texas Poker, five cards are dealt face-up in the center of the table.
Bottom Pair
When a player uses the lowest card on the flop to make a pair with one of his own cards.
Bullets
A pair of Aces.
Button
Also known as the dealer button, it is a small round disk that is moved from player to player in a clockwise direction following each hand, to theoretically indicate the dealer of each hand.
Buy-in
The minimum amount of money required by a player to sit down in a particular poker game.