Joint favourites, Odds against, Odds on, Pari-mutuel, Permutations/perm
Joint favourites
When 2 selections are at the same shortest price in an event.
Odds against
A betting price where the odds are greater than evens, i.e. the winnings are larger than the stake.
Odds on
A betting price where the odds are lesser than evens i.e. the winnings are smaller than the stake.
Pari-mutuel
Pari-mutuel is the French totalisator. English bookmakers frequently pay Pari-mutuel returns on major French events.
Permutations/perm
A term used most frequently in football betting meaning "any", e.g. "perm three from five" means trebles in five selections.