a. [ Pref. un- not + frequent. ] Infrequent. J. H. Newman. --
v. t. [ 1st pref. un- + frequent. ] To cease to frequent. [ Obs. ] [ 1913 Webster ]
They quit their thefts and unfrequent the fields. J. Philips. [ 1913 Webster ]
a. [ Pref. un- + frequented. ] Rarely visited; seldom or never resorted to by human beings;