Terms and Descriptions

Over

An odd where the bettor is betting above the projected total

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Over / Under

Also known as a totals bet. A popular odd where the bettor predicts whether the final score of a match will be over or under the projected total.

Overlay

When the odds favor the bettor rather than the house.

Out

A location bettors can place a bet at.

Opening Line

The odds shown at the start of a match.

Off the Board (OTB)

A game that has been called off and sportsbooks are no longer accepting bets for.

Oddsmaker

An individual who sets the sports betting odds.

Odds-on Favorite

A heavyily favorited team that has a price higher than even money.