greenyard

noun3

1. •
   An enclosure covered with turf or grass.
2. •
   (UK) A pound used for the reception of stray animals.

   • Enclosed by a high wall, the site included a greenyard for holding stray cattle, later used as a stoneyard, and there was also a stone-faced brick watch-box. — 2008
3. •
   A yard designed for training hounds.