Sour Balls
The accumiliation of sweat and odor due to lack of ventilation in the groinal region.
The truck driver attained sour balls after sitting in his vehicle for 6 hours straight.
my balls sour cream
"My balls Sour cream" is a saying that you say to friends and ONLY friends because if you say it out loud in any public situation you will be arrested on the spot.
"Broo my balls sour cream"