The fungus that grows on your junk. Jungus can be contracted from skanks, ho-bags, and gutter sluts. Particularly serious cases can cause small pink and purple mushrooms to grow on and out of the genitals. It is particularly common in the city of Fitchburg, Massachusetts.
The anal equivalent of jungus is bungus.
How's the jungus you got from Linda doing? Still oozing?