/ˈeɪkər/

acre

BrE /ˈeɪkə(r)/

NAmE /ˈeɪkər/

a unit for measuring an area of land; 4 840 square yards or about 4 050 square metres

3 000 acres of parkland

a three-acre wood

(informal) Each house has acres of space around it (= a lot of space).