(n.) One who has the legal right or exclusive title to anything, whether in possession or not; an owner; as, the proprietor of farm or of a mill.

beneficiary cestui cestui que trust cestui que use deedholder feoffee feudatory holder householder innkeeper laird landholder landlady landlord landowner licensee lord manager master mesne mesne lord mistress owner partner possessor property owner proprietary proprietress proprietrix publican rentier squire titleholder