Used as an exaggeration to describe very long pubic hair. Derived from the Amazon Forrest which contains very tall vegitation.
by Banal Schlong February 04, 2005
Katie: (While eating a stick of butter) What are YOU!? I'm not gonna pay the bill!
Bob: Damn, you're just a fukin' FOB!
Bob: Damn, you're just a fukin' FOB!
by Banal Schlong February 03, 2005