As used in this chapter, the following terms shall have the meanings indicated:
Includes those devices commonly known as "air rifles," "BB guns" and "pellet guns" which propel a projectile through the use of compressed air or other compressed gas.
Includes any device defined as a "firearm," "rifle," "shotgun," "machine gun," "assault weapon," and "antique firearm," as those terms are or hereafter may be defined in the New York State Penal Law.