A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

O

Objective Attitude - A rational attitude based on reality.

Odds - The chances of getting various hands or cards.

Odds Against - The number of failures per success.

Odds For - The number of attempts per success.

Odds On - Odds at less than even money.

Off-suit - Of different suits.

Offensive Bet - A bet designed to build the pot.

Office Hours - A straight from a five to a nine, or from a four to an eight.

Omaha - Seven-card stud with two hole cards in one's hand and five table cards that are rolled up one at a time.

Omaha8 - Shorthand for Omaha high-low split.

On the Come - To bet before one has made a good hand.

On Tilt - Playing very poorly or wildly, usually after losing badly or winning big.

One Eyes - Picture cards with profiles showing only one eye (Jack of Hearts, Jack of Spades, and the King of Diamonds).

One-End or One-Way Straight - A four-card straight open only on one end, such as jack, queen, king, ace.

One-Eye Jacks - The jack of hearts and jack of spades as wild cards.

One-Gap - An inside straight.

Open - The first bet of the first round.

Open at Both Ends or Open End - A four-card sequence that can be made a straight by two different value cards.

Open Blind - (1) To open without looking at one's cards. (2) A forced open.

Open Blind and Straddle - A forced opening bet followed by a forced raise.

Open Cards - Face-up cards in stud (Up Cards).

Open Game - A game in which anyone can play.

Open Pair - An exposed pair in stud.

Open Poker - Stud poker.

Open Seat - A chair available for another player.

Open-ended Straight
- A straight draw is open-ended if it consists of four consecutive cards without the ace.

Opener - The player who opens the pot.

Openers - A hand with which the betting can be started.

Option - Five-card, high-low stud with a twist.

Option Card - (1) A card that may be either kept or exchanged (Twist). (2) A stud card that may be either kept in the hole or exposed.

Original Hand - The cards dealt to a player before the draw.

Outdraw - To make a better hand than an opponent by drawing better cards.

Outrun - See Outdraw.

Outs - A poor hand that can win on the draw.

Over Button - Players can take "over" buttons that mean they're willing to play for higher limits.

Overcall - The calling of a big bet after others have called.

Overcard - A card that is higher than any card showing.

Overcards - Cards that rank higher than a pair.

Overhand Shuffle
- A shuffle made by sliding cards from the top of the deck into the other hand.

Overhand Stack - An overhand shuffling technique for stacking cards.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z