paddock

Concise Oxford English Dictionary © 2008 Oxford University Press:
paddock/ˈpadək/

▶noun

• 1 a small field or enclosure where horses are kept or exercised.

• 2 an enclosure adjoining a racecourse or track where horses or cars are gathered and displayed before a race.

• 3 Austral./NZ an enclosed field or plot of land.

▶verb keep or enclose (a horse) in a paddock.

– origin C17: appar. a var. of dial. parrock, of unknown ultimate origin.