back in nebraska- pop a cap off that coca cola product please my good sir  now a days- i'm gonna pop a cap in yo ass
back in the olden days when i was a young boy in nebraska this term used to mean to open a soda bottle
"back in nebraska- pop a cap off that coca cola product please my good sir  now a days- i'm gonna pop a cap in yo ass" What is the definition of "pop a cap"?