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1.
(n)(v)A universal word for anything and everything.
We have nothing to furstreusel, but furstreusel itself.

Who's Roger? I was just getting used to furstreusel.
by M. Davis Masturbation Hour July 16, 2008
 
2.
Furstreusel is the universal word. It can replace any word in any sentence be it preposition, interjection, noun, verb, adjective, verb, adverb, or pronoun.
Hey, what's up, Furstreusel?
by Egglord August 30, 2008