A Custom

1. Frequent repetition of the same behavior; way of behavior common to many; ordinarymanner; habitual practice; method of doing, living or behaving.
2. Traditional beliefs or rituals
3. (Britain) Habitual buying of goods; practice of frequenting, as a shop, manufactory, etc., for making purchases or giving orders; business support.
4. (law) Long-established practice, considered as unwritten law, and resting for authority on long consent; usage. See Usage, and Prescription.
5. (obsolete) Familiar acquaintance; familiarity.
6. The customary toll, tax, or tribute.