chute
Extension of backstretch or homestretch to permit a straight running start in a race as opposed to starting on or near a turn.
clerk of scales
An official whose chief duty is to weigh the riders before and after a race to ensure proper weight is (was) carried.
clubhouse turn
Generally, the turn on a racing oval that is closest to the clubhouse facility; usually the first turn after the finish line.
condition book(s)
A series of booklets issued by a racing secretary which set forth conditions of races to be run at a particular racetrack.
cuppy
A dry and loose racing surface that breaks away under a horse’s hooves.
cushion
Top portion of a racetrack.