Jockey Club

1. In Britain, the largest commercial organization involved in horse racing. It owns many of the top British racecourses, including Aintree, Cheltenham and Epsom Downs. Prior to 2006, it was responsible for regulating the sport. This role is now filled by the British Horseracing Authority (BHA). 2. An organization in New York that serves as the registry for thoroughbred horses in North America. It was formed in 1894.

joint favourites

Two selections that share the shortest odds. Both are considered equally likely to win.

jollies and rags

In horse racing, jollies and rags is a betting market in which you bet on the winner coming either from one of the race favourites or from the rest of the field.

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Slang term for the favourite in a horse race.


Slang for the commission earned by a bookmaker.

jump racing

Horse racing on courses that include obstacles for the horses to jump. In the UK, also known as National Hunt racing.

juvenile race

A horse race for two-year-old horses, also known as a baby race. It’s usually run over a short distance in spring or summer.