When the mercury rises and the humidity peaks, a frequently resulting condition is known as summer sack. The condition can be characterized by temporary ball sack adhesion to the upper thigh, general saturation in perspiration, and a resulting mysterious funk. Similar to swamp nuts in the tropics and American south.

When you eat dirt for the first time and leave your family to build a shack in the woods

1. hot, sweaty, saggy testicles.
2. a bag used in the summer months.

noun: plural - summer sacks
pronounciation: 'se-mer'sak