A TITHE is a religious offering of 10% of one's income or possessions to a church or other religious organization. A ten-percent offering is a donation of 10% of one's income or possessions to a church or other religious organization. This type of offering is often seen in many religions, including Christianity, Judaism, and Islam. It is seen as a way to give back to the community and to show gratitude for the blessings one has received.