Welcome to Casino Review’s online sports betting glossary, where you will find a wide variety of terms associated with online sports betting. Read the entries in this glossary to learn more about sports betting or discover the meaning of a common sports gambling term. This glossary includes terms associated with the different types of bets, including Over Under Betting, Point Spread Bets, and Teaser Bets, as well terms related to sportsbooks, betting systems and much more.  The majority of the terms listed in this glossary are deemed necessary to concisely provide clear descriptions for our users, enhancing the sports betting experience. However, if you’re unable to find the meaning of a specific term in this glossary, please contact Casino Review and we will be more than happy to assist you. From a handicapper, such as OddsMaker, to different types of bets, learn more about online sports betting at

Action: The actual stake a gambler has when placing a bet.

AOPR (Average Opponent Power Rating): A numerical rating used by a handicapper or a bettor to calculate how difficult the opposition to a certain team has been over a designated time period. The more difficult teams the certain team has faced, the higher the AOPR number.

ATS (Against the Spread): A number used in the gambler realm that is the record of a particular team or player against the spread.

Bad Beat: When a gambler suffers an unlucky or seemingly fluky occurrence, causing the bettor to lose the wager in a particularly brutal fashion.

Beard: An individual who places wages in the place of another person, in the way of attempting to disguise the true identity of the actual gambler laying the bet.

Bet Limit: The ceiling on the amount of money a bookmaker allows to be wagered on an event.

Book: The individual or establishment that is in the position of taking bets, and in turn, paying out any winning bets.

Bookie: Very similar to the terms book or bookmaker, a bookie is the individual or company accepting and rewarding bets.

Bookmaker: The person or establishment that accepts wagers and is the bank of the operation.

Buck: A slang word used amongst gamblers that means $100.

Chalk: The favorite to win a gambling event.

Circled: An event is “circled” when a handicapper limits the betting amounts on that event due to erratic circumstances and/or aberrations, such as snowstorms in football, or an unknown injury status of a star player.

Cover: When the team wins the game against the spread.

Dime: A slang term used in gambling circles that is meant to represent $1,000.

Dime Line: Term that represents the number disparity of money lines between a favorite and an underdog. For example, if you’re looking at Braves -140/Reds +130, the dime line is 10 cents. This term is mostly used amongst baseball gamblers and handicappers.

Dog: An abbreviated version of the term Underdog, which means the team that is expected to lose.

Early Money: The money that initially flows into the bookmaker immediately after the line is made available for the public to wager upon. For example, “the early money likes Zenyatta to win the Kentucy Derby.”

Edge: A term that represents an advantage against the bookmaker or the house.

Even Money: A situation in which the gambler stands to win the same amount of money as the gambler is wagering, as opposed to the ordinary gambling ratio of 11:10.

Exotic: A wagers that that may be considered fringe or anomalous, such as an if-bet, a round robin, or an exacta in horse racing.

Fade: A wager placed against a favored team or individual contestant. For instance, you are said to be “fading the action” if you’re betting against the crowd.

Favorite: The team that is expected to win and is considered to have advantage over its opposition.

First Half Bet: A wager placed on a spread that is specific to the first half of an event.

Franklin: Term used amongst gambling circles that is meant to refer to $100.

Halftime Bet: Wager placed specifically on the spread of the second half of an event, with the spread applying only to second half score.

Handicap: The process of analysis of a game or event for reasons specific to gambling, for example if you are setting the spread of a game, you are handicapping that game.

Handicapper: An individual or group that reviews various game circumstances and sets a spread with a favorite and underdog.

Handle: Total number or amount of the bets that are being accepted by the individual or establishment in question.

Hook: Term pertaining to certain spread for a game event that represents a half a point. If the spread is -3.5, the line may be referred to as “three and a hook.”

If Bet: A proposition wager that relies on Team A to win with the action then rolling over to Team B. In other words, the first bet must cover to make the second bet relevant.

Juice: The commission or fee paid to the bookmaker by the customer in exchange for the opportunity to gamble. Usually around 10 percent of the bet amount.

Laying: When a wager is made on a favorite, the term laying refers to the act of giving points to the underdog.

Linesmaker: The handicapper or group of handicappers who analyzes all components going into a game or event and sets a line for that specific event.

Longshot: A bet that has a very low possibility of a winning outcome.

Middle: When a gambler takes “both sides of the bet” with the line or spread wide enough that if a certain outcome occurs, both bets may cover. For example, some bettors will take a team at -15 at one sportsbook, and then take the other team at +19 at a different sportsbook; if the favorite wins by 17 then, both bets cover and this is called middling.

Money line: When the wager is made on a team to win outright, and the point spread is disregarded.

Odds: The spread or line on a game or event.

Oddsmaker: A handicapper, one who sets the spread for a specific game or event.

Off the Board: Term used to describe a game that the bookmaker will not allow action on, sometimes due to uncertain or shaky circumstances that make it impossible to provide sufficient odds for the event. For instance, if there arises a possibility that a star quarterback won’t play in an upcoming game, the game may be taken off the board until the QB’s status is clarified.

Opening Line: The odds given by the bookmaker at the initial point that the event becomes available to the public to bet upon.

Online Sportsbook: An Internet gambling website that offers the opportunity to bet on sporting events through a website.

Over: The combined output of points scored by both the teams participating in a game or event.

Over/Under: A spread on the combined output of the opposing teams score, one in which a pick can be made on under the set amount of total points or over that amount.

Parlay: When two or more games are combined in one bet and all bets must cover to win the wager, with a win paying out progressively better depending on how many events the parlay includes.

Parlay Card: A sheet or card that lists all games available to be parlayed. The bettor can then check off which events are to be included in the parlay bet. Often parlay cards are given for specific sports, for instance an NFL or NCAA Football parlay card.

Past Post: When a wager is placed either after a game has started or after the game is finished, and the bettor is allowed an unfair advantage.

Pick: The bettor’s choice on which team will win the game or event.

Press: A term analogous to another word “chase,” pressing refers to the act of a bettor making irregular and/or desperate picks in an attempt to recoup past losses or ride out a hot streak.

Point Spread: The odds of a particular game or event, with the favorite favored to win by X amount of points and the underdog predicted to lose by that same X amount.

Price: A synonym for the odds or spread of a particular game or contest.

Prop Bets (Proposition Bets): Quirky and obscure odds available before or during a game such as gambling on which team will score first in a football game.

Puck line: The odds of a hockey game that are almost always available at points of either -1.5 or +1.5, similar to those offered for a baseball game.

Puppy: Another word for underdog.

Push: A situation in which a bet is made and the outcome is exactly what the odds makers estimated it would be, thus the wager ends in a tie, with the result that bettors on that event neither win nor lose, but simply receive their bet amount back.

Revenge: A game or event in which the team has lost its last contest against another particular team, and wants revenge.

Rundown: An analysis of a particular game or contest provided by a professional in the relevant field.

Run line: The odds on a baseball game other than the money line spread, almost always presented in the run format of the favorite -1.5 and the underdog +1.5

Sharp: An individual with strong betting acumen.

Shill: An individual who works to promote a gambling site or sportsbook and does not provide full disclosure to the recipient that he or she is promoting the bookmaker.

Smart Money: The money that is wagered by what are considered to be experienced and well-versed gamblers.

Sportsbook: An online site that accepts and rewards wagers on sporting events.

Square: A slang term referring to the inexperienced and generic gambler who will eventually suffer at the hands of any sports book.

Steam: Momentum resulting from a series of betting victories.

Stiff: A degenerate, an individual who wagers and does not pay up when he or she loses.

Straight Up: A wager made for a team or contestant to win the match outright, without regard to the point spread.

Syndicate: A collection of professional gamblers who join their finances together in an attempt to take advantage of a bookmaker.

Systems: Planned-out tactics used in gambling, examples include the multiple regression system, the parlay system, and the Martingale system.

Teaser: A bet in which points can be bought or sold against the spread, changing the payout odds of the bet. For instance, if a spread is -3 but you “buy down” the line to -1, that would be referred to as a teaser bet; the payout odds would then be adjusted to reflect the new line.

Total: Synonym for the over/under bet on the combined score output of the opposing teams, in which the bettor can make a pick of either over or under the total points.

Trends: In the gambling world, trends are related events that seem to point to a consistent pattern that may be useful for gambling purposes.

Under: A pick made that the total score output of the opposing teams will be less than the set odds for that particular type of wager.

Upset: When the underdog wins.

Vigorish (Vig): Another term used in the place of “juice,” the vigorish is the commission or fee charged by the bookmaker for the bets backed by that bookmaker.

Wager: A bet.

Wise Guy: A shrewd and sharp gambler.

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