### Question
How is the term ammunition defined?


### Answer
The term **ammunition** is defined in *18 U.S.C. § 921* as the following:

> ammunition or cartridge cases, primers, bullets, or propellent powder designed for use in any firearm

#### Citation:
  - *18 U.S.C. § 921*
  - Heading: **PART I-CRIMES > CHAPTER 44-FIREARMS**

