building society
noun [ C ] UK uk/ˈbɪl.dɪŋ səˌsaɪ.ə.ti/ us/ˈbɪl.dɪŋ səˌsaɪ.ə.t̬i/ (US savings and loan association)
（提供住房贷款及储蓄服务的）房屋互助协会
a business that lends you money if you want to buy a house, or pays you interest on money you invest there