a ‧ cre /ˈeɪkə $ -ər/ BrE AmE noun [countable]
[ Language: Old English ; Origin: æcer ]
1 . a unit for measuring area, equal to 4,840 square yards or 4,047 square metres:
They own 200 acres of farmland.
a 200-acre wood
2 . acres of space/room British English informal a large amount of space