A bet on whether the total number of goals or points in a match is an odd or an even number.
Glossary
Betting and sports terms.
Odd/Even Goals Odds-On Odds shorter than even money (below 2.00 in decimal), where a winning bet returns less profit than your stake.
Outright Betting A bet on the overall outcome of a competition, such as the league winner or top goalscorer, rather than a single match.
Over/Under (Totals) A bet on whether a combined total, most often goals or points, finishes above or below a line the bookmaker sets.
Overround The amount by which the implied probabilities of all outcomes in a market add up to more than 100%, representing the bookmaker's margin.