The tenth part of the increase arising from the profits of land and stock, allotted to the clergy for their support, as in England, or devoted to religious or charitable uses. Almost all the tithes of England and Wales are commuted by law into rent charges. Concept originates in the Hebrew Scriptures (Old Testament)
pay one tenth of; pay tithes on, especially to the church; "He tithed his income to the Church"
a tenth of the produce of the earth consecrated and set apart for special purposes The dedication of a tenth to God was recognized as a duty before the time of Moses Abraham paid tithes to Melchizedek (Gen 14: 20; Heb 7: 6); and Jacob vowed unto the Lord and said, "Of all that thou shalt give me I will surely give the tenth unto thee "
giving 10 percent, or a first part of your income to God, usually by giving it to a church
an offering of a tenth part of some personal income a levy of one tenth of something pay a tenth of one's income, especially to the church; "Although she left the church officially, she still tithes"