When you're milking your girls throat with one hand, while simultaneously wearing her asshole like a sock puppet on the other. Becoming trapped plugging up two erupting swamp geysers.
When two males Eiffel Tower another male. The inability for air to escape from the toweree causes a vacuum like effect causing the towerers genitalia to become stuck.
a solution that is counter-intuitive to the problem. Its name derives from the Chinese finger trap which in order to free your fingers, you have to push your fingers instead of pulling.