Top definition
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
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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
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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
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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
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