backyard

Short definition from Wiktionary

Noun

1. 1
   A yard to the rear of a house or similar residence.
2. 2
   A person's neighborhood, or an area nearby to a person's usual residence or place of work and where the person is likely to go.
3. 3
   An area nearby to a country or other jurisdiction's legal boundaries, particularly an area in which the country feels it has an interest.