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1.
small pieces of dead skin and sweat that form between the testicles and the thigh during strenuous actvity. usually extremely smelly
"Don't play with your nuts and then touch me, as I have no desire to be witness to your smelly ball funk"
by pat hutchison August 06, 2006
 
2.
Funk of the balls;
the sweatiness of the balls which causes smelliness, cheesy chunky substance on balls
Male who does not keep balls clean and dry
by Bri October 30, 2002