From LookUp: Noun
a person who gives financial or other support to a person, organization, cause, or activity a celebrated patron of the arts | Charles became a patron of Rubens and van Dyck
Retail Restaurants a customer, especially a regular one, of a store, restaurant, or theater we surveyed the plushness of the hotel and its sleek, well-dressed patrons
Roman History (in ancient Rome) a patrician in relation to a client. • See also client (sense 3)
Roman History (in ancient Rome) the former owner and (frequently) protector of a freed slave.
• short for patron saint