COTTAGING
Noun
cottaging (uncountable)
(British, slang) Sexual activity in a public lavatory, especially homosexual activity between men.
A seasonal activity involving a prolonged stay at one or more cottages; similar to visiting, but typically for a longer duration and at a seasonal home that one owns or rents.
Source: Wiktionary
COTTAGE
Cot"tage (kt"tj; 48), n. Etym: [From Cot a cotttage.]
Definition: A small house; a cot; a hut.
Note: The term was formerly limited to a habitation for the poor, but
is now applied to any small tasteful dwelling; and at places of
summer resort, to any residence or lodging house of rustic
architecture, irrespective of size. Cottage allotment. See under
Alloment. [Eng.] -- Cottage cheese, the thick part of clabbered milk
strained, salted, and pressed into a ball.
Source: Webster’s Unabridged Dictionary 1913 Edition