back·yard 
/ˈbækˈjɑɚd/ noun
plural back·yards /ˈbækˈjɑɚd/ noun 1 [count] : an area in back of a house ; especially US : an area of grass behind someone's house
▪ We spent the evening relaxing in the backyard. 2 [noncount] : the general area near and around someone's home
▪ For fun in the sun this summer, look no farther than your own backyard. [=neighborhood] ▪ Residents grew anxious when they learned the new prison would be located in their backyard. [=would be located near their homes]
▪ We spent the evening relaxing in the backyard.
▪ For fun in the sun this summer, look no farther than your own backyard. [=neighborhood] ▪ Residents grew anxious when they learned the new prison would be located in their backyard. [=would be located near their homes]
— backyard adjective always used before a noun
▪ a backyard barbecue ▪ a backyard garden
▪ a backyard barbecue ▪ a backyard garden
