A pungent film that forms on the genitals of both men and women. Usually, after vigorous activity. Can also be attained from not bathing for extended periods.
Some attribute the origin to the middle age Dutch surname Froomuda, but there is currently little evidence to this claim.
Man, I've been running all day, and now I've got serious frohmunda cheese.
We were about to get it on, but her panties came down and all I could smell was week old frohmunda cheese.