Top ten entries or definitions of foreign if I were to write a dictionary entry:
1 To wander.
2 A sojourn.
3 A pilgrimage.
4 A voyage of discovery.
5 As a peregrine falcon flying wither she may.
6 Deliberately different. see (Fr) étrange, see (Sp) extranjero, see (Eng) strange.
7 Being unlike the mainstream or cut off from the continent. e.g. John Donne
8 Being a Stranger in a Strange land. e.g. Robert A. Heinlein
9 Not having a seat at the cool-table during dinner.
10 Not a citizen, an alien.