6Meaning of firearm

6 Meaning of firearm firearm— (a) means a gun, or other weapon, that is, or at any time was, capable of propelling a projectile by means of an explosive force, however caused; and (b) includes— (i) a blank fire firearm; and (ii) an airgun; and (iii) a paintball marker; and (iv) something declared to be a firearm under section 31; and (v) a modified item; and (vi) a firearm frame or firearm receiver that does not form part of a firearm. (2) However, firearm does not include— (a) something prescribed by regulation not to be a firearm; or (b) something declared not to be a firearm under section 31. modified item means something that would be a firearm if— (a) it did not have something missing from it, or a defect or obstruction; or (b) something had not been added to it.