the GNU version of the Collaborative International Dictionary of English
n. One who frequents; one who often visits, or resorts to customarily.
The Century Dictionary and Cyclopedia
n. One who frequents; one who often or habitually visits or resorts to a place.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a regular customer
Word Usage
"For I am well known as a frequenter of his rites, my worship of him is no new thing, my priesthood has received the smile of his favour, and ere now I have expressed my veneration for him both in prose and verse."