That stands on the margins or outskirts of something.
Origin
Mid 19th century; earliest use found in Charles Darwin (1809–1882), naturalist, geologist, and originator of the theory of natural selection. From outskirt + -ing.
Definition of outskirting in US English:
outskirting
adjectiveˌaʊtˈskəːtɪŋ
That stands on the margins or outskirts of something.
Origin
Mid 19th century; earliest use found in Charles Darwin (1809–1882), naturalist, geologist, and originator of the theory of natural selection. From outskirt + -ing.