The principle of giving 10% of a person's income to their church. This principle is readily embraced by many pastors (for reasons good and bad) but some theologians point out that tithing is not actually a Christian principle.

a sum of money a member pays that goes to help in the running of the Church

The custom of giving 10% of your income to the Church.

A number or company of ten householders who, dwelling near each other, were sureties or frankpledges to the king for the good behavior of each other; a decennary.

Peace-keeping group of variable size (most men over 12 years of age were enrolled in a tithing). (Bennett, Judith M. Women in the Medieval English Countryside, 235) Unit of ten or twelve village men mutually responsible for each other's conduct. (Gies, Frances and Joseph. Life in a Medieval Village, 246) Related terms: Tithingman / View of Frankpledge

derived from 'ten householders', each of whom lived on a 'hide' of land — historically there were then 100 tithings to a 'hundred'

The act of levying or taking tithes; that which is taken as tithe; a tithe.