What does 9mm mean?

Related questions

1. What is the speed of a bullet leaving a 9mm handgun?
2. How does music add to a film?
3. Can a falling bullet kill you?
4. Can you kill a deer with a AR 15?
5. Do movies influence society?
6. What is the true meaning of music?
7. What is music used for?
8. Why is music so important in movies?
9. Why do we use music?
10. How much force does a 50 cal bullet have?

Tags

1. #chambered
2. #semiautomatic
3. #known
4. #luger
5. #firearm
6. #parabellum
7. #generally
8. #diameter
9. #handgun
10. #means
11. #round
12. #millimeters
13. #bullet
14. #refers
15. #technically
16. #9x19mm