Ab*lu`tion (?), n. [L. ablutio, fr.
abluere: cf. F. ablution. See Abluent.]
1. The act of washing or cleansing; specifically, the
washing of the body, or some part of it, as a religious rite.
2. The water used in cleansing. "Cast the
ablutions in the main." Pope.
3. (R. C. Ch.) A small quantity of wine and
water, which is used to wash the priest's thumb and index finger after the
communion, and which then, as perhaps containing portions of the
consecrated elements, is drunk by the priest.