Entries O - Oz
O (poker)
Ob (poker)
Object of Game (blackjack)
Objection (general terms) - Complaint by one jockey against another regarding breach of rules during a race
Obrb (poker)
Obrbrb (poker)
Oca (general terms) - Olympic Council of Asia.
Ocho (poker)
Odd Chip (poker)
Odd-Number Bet (roulette) - A wager that one of the odd numbers will win the next spin.
Odds (keno) - The mathematical probability of an outcome. Expressed as a ratio.
Odds (poker)
Odds (All Odds Against) (general terms) - Percentage/Probability
Odds (general terms)
quoted at 4/1 - for a stake (bet) of 1 unit you win 4 units for a total return of 5 units.
Odds (roulette) - The likelihood of an event happening.
Odds (videopoker) - The likelihood that an event will happen.
Odds Against (general terms)
Odds Against-Odds on (general terms)
Odds Assessor (general terms) - Bookmaker.
Odds Bets (craps)
Odds Compiler (general terms)
Odds Layer (general terms)
Odds Off (craps)
Odds on (general terms)
Odds on Favorite (general terms) - A horse, team or individual so favored by the public that the odds are less than even.
Odds-Against (general terms)
Oddsmaker (general terms) - A person who sets the line.
Odds-Maker (general terms) - A person who sets the line.
Odds-on (general terms)
Odds-on Favorite (general terms) - A team or athlete so heavily favored that the odds are less than even
Off (craps)
Off (general terms) - Term meaning that bets are not working.
Off Lines (general terms)
Off the Board (general terms) - Term used to signify that the bookmaker is not accepting bets on a particular event.
Off the Boards (general terms) - A situation in which bookmakers will accept no further action.
Off the Map (general terms)
Off the Street (poker)
Off-Course (general terms)
Office (poker)
Office Hours (poker)
Official Line (general terms)
Off-Line Game (lotto)
Off-Shore (general terms)
Off-Suit (poker)
Off-Suited (poker)
Ogier (poker) - The jack of spades.
Oh Shit! Hand (poker)
Oj (craps) - 3&2. (32 was O.J. Simpson's football #)
Okie Bankroll (poker)
Okie Buster (poker) - The joker.
Oklahoma Bankroll (poker)
Old Age Pension (bingo) - 65
Oldsmobile (poker)
Omaha (poker)
Omaha / 8 (poker) - High-low split Omaha, with an 8-or-better qualifier for low.
On (bingo) - A player is said to be "on" when one or more cards they are playing lacks only one number for a "bingo."
On (poker)
On a Rush (poker) - In the middle of a rush.
On a Streak (poker) - In the middle of a streak.
On Base (craps) - The term for the dealers other than the stickman.
On Bet (poker) - The first wager made in any betting round. This usage is obsolete.
On Board (poker)
On Course Tote (general terms) - The totalisator which is situated at the track itself and utilises monies bet on course.
On Deck (poker) - On board (On the table; in the game.).
On his Own (poker)
On One's Belly (poker) - Honestly, in the sense of not cheating.
On the Board (poker)
On the Button (poker) - In the button position. "I was on the button, so I figured I could open light."
On the Come (poker)
On the Cuff (poker)
On the Finger (poker)
On the Flop (poker) - Pertaining to the flop in hold 'em.
On the Nose (poker)
On the Outside (poker)
On the Rail (poker) - Busted, that is, out of action, in the sense of being forced to watch the games from the rail.
On the River (poker) - The last card dealt in a hand of stud or Hold'em.
On the Sheet (poker) - Playing stake or cow.
On the Shelf (poker)
On the Side (poker)
On the Sleeve (poker)
On the Square (poker)
On the Square (roulette) - A game that is honest.
On the Stick (craps) - The term to indicate that a dealer is the stickman.
On the Turn (poker) - Pertaining to the fourth up card (the turn card) in hold 'em.
On the Up-and-Up (poker) - Pertaining to an honest game or situation.
On the Way (bingo)
On Tilt (poker)
On Tilt (general terms) - Losing the ability to rationalise bets and betting wildly on every race.
On Top (poker)
On-Course (general terms) - At the racecourse or event.
One (poker) - 1) A one-card draw, usually preceded by the. "Check to the one." 2) An ace. "I have three ones."
One Dozen (bingo) - 12
One Little Duck (bingo) - 2
One Little Flea (bingo) - 3
One More Time (bingo) - 79
One Pair (poker)
One Roll Bets (craps)
One Score (bingo) - 20
One-Armed Bandit (slots) - A popular slang term for the slot machine.
One-Card Draw (poker)
One-End Straight (poker)
One-Ended Straight (poker) - One-end straight.
One-Ender (poker) - One-end straight
One-Eyed (poker)
One-Eyed Jacks (poker) - The jack of spades and the jack of hearts.
One-Eyed King (poker) - The king of diamonds.
One-Eyed Man in the Game (poker)
One-Eyes (poker)
One-Gap (poker) - A hold'em starting hand in which the two cards are two apart in rank.
One-Gapper (poker) - Inside straight.
One-Handed Deal (poker)
One-on-One (poker)
One-Roll Bets (general terms) - Wagers that will win or lose depending on the next roll of the dice.
Onesies (slots) - Those slot players who insist on playing one coin/spin.
One-Table Satellite (poker)
One-Twoing (poker) - A form of cheating in which two thieves work as a team against one player.
One-Way Action (poker)
One-Way Cards (poker)
One-Way Straight (poker) - Inside straight.
Online Game (lotto)
On's (bingo) - Refers to the number of bingo faces per sheet. A 6 ON would have 6 faces per sheet.
Open (keno) - Any time the counter is open for taking wagers.
Open (poker)
Open at Both Ends (poker) - Pertaining to an open-ended straight.
Open Blind (poker)
Open Blind and Straddle (poker)
Open Blind, Raise Blind (poker)
Open Blind, Raise Blind, Reraise Blind (poker)
Open Cards (poker) - 1) Face-up cards in a stud game; up cards 2) The community cards in hold 'em and similar games.
Open Game (poker)
Open Light (poker)
Open on Anything (poker)
Open on Both Ends (poker) - Pertaining to an open-ended straight
Open Pair (poker)
Open Poker Dictionary (poker)
Open Seat (poker) - 1) A vacant position at a poker table. 2) An available position or chair for another player.
Open Two Doors (bingo) - 44
Open Up (poker)
Open-End Straight (poker) - Four cards to a straight which can be completed by drawing a card at either end.
Open-Ended Straight (poker) - Four cards to a straight which can be completed by drawing a card at either end.
Open-Ender (poker) - Four cards to a straight which can be completed by drawing a card at either end.
Opener (poker)
Openers (poker)
Open-Handed (poker) - A category of games characterized by a part of each player's hand being exposed.
Opening Bet (poker) - 1) Bring-in. Also called bring-in bet. 2) Early bet
Opening Line (general terms) - The initial list of point spreads for upcoming games.
Opening Requirements (poker)
Option (poker)
Optional Card (poker)
Oral Bet (poker)
Oral Declaration (poker)
Order of Cards in a Hand (videopoker)
Original Hand (poker)
Original Ticket (keno)
Orphans / Orphelins (roulette)
Oscar's Grind (blackjack)
Otoh (blackjack) - The acronym for On The Other Hand.
Ou (blackjack) - An abbreviation for over/under.
Out (poker)
Out (general terms) - Bookmaker usually refers to an illegal bookmaker.
Out (videopoker)
Out of Action (poker)
Out of Line (poker)
Out of Turn (poker)
Out on a Limb (poker)
Outdraw (poker) - To make a better hand than an opponent by merit of the cards you draw.
Outlaw Line (general terms)
Outlay (general terms) - The money an investor bets or wagers is called their outlay.
Out-of-Line Play (poker) - A bluff.
Outrun (poker) - To beat. Example: "Susie outran my set when her flush card hit on the river."
Outrun (videopoker) - To beat. Example: "This machine outran my hand."
Outs (poker)
Outside (poker)
Outside Bet (roulette)
Outside Numbers (craps) - The 4, 5, 9, and 10 as place numbers.
Outside Ticket (keno)
Outsider (general terms)
Outstanding in your Field (craps) - Betting that the next roll will be the total sum of 12 (6&6).
Over & Under (general terms)
Over (poker)
Over (general terms)
Over / Under (general terms)
Over / Under the Total (general terms)
Over Blind (poker)
Over Button (poker)
Over the Top (poker)
Over Weight (bingo) - 28
Over/Under (general terms)
Over/Under (O/U) (blackjack)
Over/Under the Total (general terms)
Overbet (poker)
Overcall (poker)
Overcard (poker)
Overcards (poker) .
Overhand Cut (poker) - A thieving maneuver in which the cards are cut in such a way as to restore their original order.
Overhand Shuffle (poker)
Overhand Stack (poker)
Overhead (poker)
Overkill (poker)
Overlay (general terms)
Overlays (poker)
Overlook (poker)
Overpair (poker) - In Hold'em, a pair in the hole that is larger than any community card on the board.
Overplay (general terms)
Overreach (poker) - Cheat while dealing, particularly involving a dealer's long reach.
Overround and Overbroke (general terms)
Overs (poker)
Overs Button (poker)
Oversize Ticket (O/S) (lotto)
Overtime (general terms)
Ozzie and Harriet (craps) - Betting that the next roll will be the total sum of 8 (4&4).
