route
Broadly, a race distance of longer than 1-1/8 miles.
router
Horse that performs well at longer distances.
savage
When a horse bites another horse or a person.
scale of weights
Fixed weights to be carried by horses according to their age, sex, race distance and time of year.
second call
A secondary mount of a jockey in a race in the event his primary mount is scratched.
second dam
Grandmother of a horse. Also known as a “granddam.”