look up any word, like sex:
 
4.
Similar to Smegma.

Fermunda refers to the inevitible build up of a cheesy-like substance around a man's genitals when they are unwashed for a period of time. This phenominon appears particularly after a period of lovemaking.

Fermunda stems from the proper "From under."
Damn look at the cheese I got fermunda my nutz.
by The sane one. October 18, 2004
 
1.
The accumulation of sweat, dirt, grime, and stank under a man's ball sack after the daily grind. Usually far to potent for the possibility of sexual acts such as fellatio. See also duck butter.
Ew Rich, I can't give u some knobber because that fermunda cheese is atrocious.
by Chris_P June 19, 2006
 
2.
The shit that collects under some unwashed nuts.
I've got some mad fermunda cheese!

Fermunda Cheese?

Yeah, fermunda my nuts!
by Dane February 15, 2004
 
3.
The accumulation of sweat, dirt, grime, and stank under a man's ball sack after the daily grind. Usually far to potent for the possibility of sexual acts such as fellatio. See also duck butter.
Ew Rich, I can't give u some knobber because that fermunda cheese is atrocious.
by Chris P June 14, 2006