Glossary of Racing Terms
quarantine barn: 1) A U.S. Department of Agriculture structure used to isolate foreign horses for a short period of time to ensure they are not carrying any diseases. The structure may be at a racetrack, airport or specially designated facility. Horses must be cleared by a federal veterinarian before being released from quarantine. 2) Any facility used to keep infected horses away from the general equine population.
quarter crack: A crack between the toe and heel, usually extending into the coronary band.
quinella: Wager in which the first two finishers must be picked in either order. See exacta box.