friendly society
noun [ C ] UK uk/ˈfrend.li səˌsaɪ.ə.ti/ us/ˈfrend.li səˌsaɪ.ə.t̬i/
互助会，互济会（英国的互助保险组织，会员长期交纳少量会费，生病或年老时会得到保险金）
in Britain, an organization to which members pay small amounts of money over a long period so that when they are ill or old they will receive money back