All Gambling Terms Dictionary

 O 
Over-Hosel [Golf]
Type of shaft-to-head assembly in which the shaft fits over a post protruding from the head. Not nearly as common as in-hosel assemblies, over-hosel applications are used on irons and putters only.
  
Over-Insurance [Motor Sports]
When the insurance is more than the risk of peril.
  
Over-Reaching [Horse Racing]
Toe of hind shoe striking forelegs on heel, or back of coronet.
  
Over-Turn [Bowling]
To put too much spin on the ball, usually resulting in too much of a hook, which is likely to cause a nose hit or a Brooklyn hit.
  
Over/Under [General]
A type of bet in which the punter bets on whether the total combined points, runs, goals, etc will be more or less than a number chosen by the bookmaker.
  
Over/Under (O/U) [Blackjack]
Two side bets that can be made in blackjack. In the over bet, the player is wagering that his two card total will be less than 13. In the under bet, the player is wagering that his total will be more than 13. In either case, if the total is exactly 13 the player loses. Aces count as one in considering the card totals.
  
Over/Under the Total [General]
Betting that the combined score of two teams in a particular game will be over/under a predicted number.
  
Overall Length [Sailing]
The total length of the boat, including any object protruding from the bow or the stern. Also known as LOA.
  
Overall Time [Horse Racing]
This is the time taken to complete the distance of the race, as opposed to the mile rate.
  
Overall Weight [Golf]
Also known as total weight or static weight, total weight is the weight of the entire assembled club as expressed in ounces or grams.
  
Overbet [Poker]
1) In a no-limit game, make a bet greatly out of proportion to the size of the pot. 2) A bet greatly out of proportion to the size of the pot. 3) In pot-limit games, a bet made that is larger than the size of the pot (and which must be counted down by the dealer, so that it can be cut off at the rounded-up size of the pot). For example, if the bring-in in a particular game is $25, and the pot contains $480 at a particular stage, no more than $500 can be bet at that point; any bet greater than that amount is an over bet.
  
Overboard [Sailing]
In the water outside of the vessel.
  
Overcall [Poker]
1) Call a bet after one or more others have already called. For example, Jim bets, and Sue calls. If you also call, you are overcalling. 2) At the showdown, declare a hand as being better than it is, for which some card-rooms impose a penalty, that the player may lose claim to the pot; that is, the verbal announcement takes precedence over the actual cards. The reason for the rule is that one of the tactics of an angle shooter is to miscall a hand hoping that the other player will inadvertently throw away the winning hand. If the loser then sees that the hand did not really have, for example, a flush, but only four hearts and a diamond, the angler then says, "Oh, sorry; I overlooked my hand. Thought I had a flush."
  
Overcard [Poker]
1) In hold 'em, a card among the community cards higher than a player's pair. 2) In stud games, a card (usually among your down cards) higher than any card showing among your opponents' cards.
  
Overcards [Poker]
1) In hold 'em, cards in a player's hand that are of higher rank than the exposed cards among the community cards. 2) In stud, cards in a player's hand that are of higher rank than the exposed cards, particularly an exposed pair, among another player's up cards.
  
Overcheck [Horse Racing]
A strap that holds the bit in place.
  
Overclub [Golf]
To use a club that results in too much distance.
  
Overdrive [Motor Sports]
A transmission gear with a ratio below 1:1, which improves fuel economy by reducing engine revolutions per minute at highway speeds. On a five-speed manual transmission, the fourth and fifth gears are overdrive. On a four-speed automatic transmission, the fourth gear is overdrive. When an overdrive gear set is engaged, the output shaft turns at a higher rate than the input shaft, reducing engine revolutions at cruising or highway speeds.
  
Overfall [Sailing]
Dangerously steep and breaking seas due to opposing currents and wind in a shallow area.
  
Overflow [Motor Sports]
Usually refers to the line from the radiator cap's relief valve.
  
Overgirth [Horse Racing]
An elastic band that goes completely around a horse, over the saddle, to keep the saddle from slipping.
  
Overhand Cut [Poker]
A thieving maneuver in which the cards are cut in such a way as to restore their original order.
  
Overhand Grip [Weight Lifting]
A grip in which the palms face backwards.
  
Overhand Shuffle [Poker]
A form of shuffling performed by holding the cards above the table (as opposed to the "standard" method of shuffling in which the cards remain on the table) and sliding, dropping, or tossing cards from the top of the deck held in one hand into the other hand, until all the cards are transferred to the other hand. This form of shuffling is not permitted in card rooms, but is sometimes seen in private or home games, particularly by beginners.
  
Overhand Stack [Poker]
Shuffling the deck with an overhand shuffle in such a way as to stack the deck, that is, restore it to its original (prearranged) order while appearing to mix the cards.
  
Overhang [Sailing]
The area of the bow or stern which hangs over the water.
  
Overhanging Ball [Golf]
A ball which comes to rest sitting on the lip of the hole. Ten seconds are allowed before another stroke must be played to get it into the hole. -Top
  
Overhead [Poker]
1) What a player has to pay to play, as the time collection or the drop or rake.2) For a card room, the overhead is expenses, beyond which comes the profit.
  
Overhead Cam (Ohc) [Motor Sports]
The camshaft is on top of the cylinder head on overhead-cam engines. Single overhead-cam (SOHC) engines have a single cam above the cylinder head. Dual overhead-cam (DOHC) engines have two cams above the cylinder head. All overhead-cam engines are also overhead-valve (OHV) engines, which means the intake and exhaust valves sit atop the cylinder head.
  
Overhead Valve (Ohv) [Motor Sports]
An acronym for overhead valve. This simply means that the intake and exhaust valves are above the cylinder head. OHC means overhead cam. The cam is above the cylinder head. SOHC engines have a single cam over the cylinder head. DOHC engines have two cams above the cylinder head. All OHC, SOHC, and DOHC engines are also OHV.
  
Overkill [Poker]
1) Over blind. 2) Having more hand than necessary. A man calls with two pair when you have four aces; that's overkill on your part.
  
Overland [Horse Racing]
Racing wide throughout, outside of other horses.
  
Overlap [Soccer]
When a winger moves away from the sideline towards the center of the field to create space for a teammate to advance the ball undefended along the side of the field.
  
Overlapping Grip [Golf]
As used by a right-handed player having the little finger of the right hand overlapping the space between the forefinger and second finger of the left hand. The opposite for a left-handed player.
  
Overlay [General]
An advantage for the bettor in which the price on a given wager is greater than the real probability of its success.
  
Overlays [Poker]
In hold 'em, a player's pair higher than any pair among the community cards; in stud poker, a player's pair higher than any face-up pair
  
Overlook [Poker]
Misread, not see; often followed by the hand, or the name of the misread card or cards. In lowball, someone might say, "I thought I had a wheel, but I overlooked my hand," or, "I overlooked the pair
  
Overnight [Horse Racing]
The sheet available to horsemen at the racing secretary's office showing the entries, post positions, weights and jockeys for the next race day.
  
Overnight Line [Horse Racing]
Approximate odds quoted the night before the race.
  
Overnight Race [Horse Racing]
A race in which entries close a specific number of hours before running (such as 48 hours), as opposed to a stakes race for which nominations close weeks and sometimes months in advance.
  
Overnight Stake [Horse Racing]
A race designed by the racing secretary for the local race horse. These races usually have smaller purses and small nominating fees.
  
Overnights [Horse Racing]
The sheets of paper listing entries for the following day.
  
Overpair [Poker]
In Hold'em, a pair in the hole that is larger than any community card on the board.
  
Overpay [Horse Racing]
A case where the price paid to winning ticket-holders is more than the correct price, due to computer or human error.
  
Overplay [Basketball]
To focus on one side of an opponent being guarded, usually the player's strongest side, in order to force a move to or a shot from the other side.
  
Overreach [Poker]
Cheat while dealing, particularly involving a dealer's long reach.
  
Override [Sailing]
A line that becomes improperly wrapped over itself and fouls a winch.
  
Overround and Overbroke [General]
Adding up the probabilities as shown by the odds of all the participants in an event for a particular bookmaker gives a percentage. While mathematically the total probabilities of all participants in an event must be 100% (one participant - and only one - can win) bookmaker’s total percentages are set to add up to over 100% because it’s the amount over 100% that represents the bookmaker’s profit. A book with a total percentage over 100 is called overround. A book that adds up to less than 100% is called overbroke which means that a punter could back all the participants and know that the total of their lost stakes will be less than their winnings (a good, if rare, thing).
  
Overrule [Tennis]
The umpire's option and privilege to correct a decision made by one of the judges.
  
Overs [Poker]
1) Over blind (Put in a blind when one is already present. In a traveling blind game, this could mean someone putting in an optional blind in addition to the mandatory blinds. In a game without mandatory blinds, this would be blinding a pot (putting in a blind) after someone else has killed it. (To put in an over blind is sometimes called to kill.) Sometimes called go the overs.); usually preceded by the. "Who's got the overs?" means "Who put in the over blind?" (and usually implies that the person who is supposed to put it in didn't, as a remark directed to the dealer of the current hand in a round from home). 2) In a two-pair hand, the higher pair; often in the situation in which two players both have the same lower pair. For example, Emilie has 9s over 8s and Chloe has 10s over 8s. Emilie says, "Your overs got me."
  
Overs Button [Poker]
A button designating a player who will play at a higher limit when only those who have such an arrangement remain in a pot. Two or more players in a 20-40 game, for example, might agree that when either only they are in a pot or when others fold causing only them to remain, they will play 100-200. Each player so agreeing gets an overs button
  
Oversize Iron Head [Golf]
The generic name given to any number of iron heads larger than standard. A standard iron has a blade height of approximately 43 millimeters and a blade length of 75 mm.
  
Oversize Shaft Tip [Golf]
An iron shaft with a tip larger than .370” or a wood with a tip larger than .335”. certain manufacturers claim that larger tip diameter shafts will assist in the stabilization of club heads, especially on off-center impacts.
  
Oversize Ticket (O/S) [Lotto]
Most tickets from around the world are of a standard size, but sometimes a lottery operator will issue a larger, more elaborate ticket for a certain type of game, or for a special occasion. These tickets usually cost more than the standard issues, but have multiple game areas and higher payouts.
  
Oversize Wood Head [Golf]
A wood head having a volume between 200 and 250 cc’s
  
Oversteer [Motor Sports]
A situation that occurs when the rear wheels contribute to steering the vehicle more in a given direction. This often occurs under hard braking while turning. The rear of the vehicle loses adhesion and starts to rotate in the direction of steering. Oversteer can be used to better place the vehicle coming out of a corner. Usually, oversteer is undesirable because it is difficult to control and can result in a disastrous spin. Most cars are designed not to oversteer under normal conditions.
  
Overtake [Motor Sports]
A term commonly used by announcers meaning a pass.
  
Overtime [Ice Hockey]
An extra period of play to break a tie. In most amateur hockey, there is one 10-minute sudden-death overtime period, followed by a penalty shootout if the score remains tied. In its regular season, the National Hockey League plays only one 5-minute sudden-death overtime, with the game concluding as a tie if there is no score. During the Stanley Cup playoffs, the NHL plays successive 20-minute sudden-death overtimes until a goal is scored. See penalty shootout; sudden-death overtime.
  
Overtime or Ot [Basketball]
The extra period(s) played after a regulation game ends tied.
  
Overtime Period [Wrestling]
If the score is tied or neither wrestler has three points when time runs out on a bout, a three-minute overtime period begins immediately. The first wrestler to score a point wins.
  
Overturning [Skiing]
Skiing too far around in each turn so that the skier loses momentum, caused generally by over-rotation of the upper body, or insufficient counter-rotation.
  
Overweight [Horse Racing]
The pounds that a horse carries in excess of its officially assigned weight because the jockey is too heavy.
  
Ovw [Wrestling]
Ohio Valley Wrestling
  
Owner's Flag [Sailing]
A boat owner's private pennant.
  
Oxer [Equestrian Sports]
A fence with two or more vertical jumps several feet apart.
  
Oxygen Sensor [Motor Sports]
Measures the amount of oxygen in the exhaust.
  
Oyayubi Ippon Ken [Martial Arts]
Thumb strike
  
Ozzie and Harriet [Craps]
Betting that the next roll will be the total sum of 8 (4&4).
  
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