fanon
n.— «Daniel does in fact have three doctorates, which was a fanon thing that I totally didn’t buy into before.» —“Fandom, start your engines” by Banned from Finland (zorb) Mocked by the world (California) Feb. 17, 2006. (source: Double-Tongued Dictionary)
Further reading
In Finland, there’s an old tradition of counting approximate distances in terms of poronkusema, literally “reindeer pee,” which is supposedly the distance a reindeer will travel between pit stops. This is part of a complete episode...
Sauna is by far the most common everyday word adopted in English from Finnish. A distant second is sisu, a term for “grit” or “determination,” which is particularly associated with the hardiness and fortitude of Finns...