As a Noun: 1. A fixed amount of money or goods, usually one tenth of income, that people give regularly in order to support churches, priests, charities, etc. English = tithe. As a Verb or Adjective: 1. Of a church, to charge members a fixed amount of money or goods, usually one tenth of their income, in order to support the church, its priests and charities. English = tithe. 2. Of a church member, to pay a fixed amount of money or goods, usually one tenth of their income, in order to support the church, its priests and charities; to pay a tithe.