### Question
How is the term rifle defined?


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

> a weapon designed or redesigned, made or remade, and intended to be fired from the shoulder and designed or redesigned and made or remade to use the energy of an explosive to fire only a single projectile through a rifled bore for each single pull of the trigger

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

