Bobble/Stumble

A slip or a duck from a horse trying to leave the starting gates, often caused by the surface giving way under the feet. This can range from a mild misstep to a stumble down to their knees.

Silks

The colorful jacket and cap worn by a jockey which features the design of the owner.

Condition Book

A list of upcoming races issued by the racing secretary, where the conditions of races to be run over the next few weeks are written.