Section 16640 - "Handgun" defined(a) As used in this part, "handgun" means any pistol, revolver, or firearm capable of being concealed upon the person.(b) Nothing shall prevent a device defined as a "handgun" from also being found to be a short-barreled rifle or a short-barreled shotgun.Added by Stats 2010 ch 711 (SB 1080),s 6, eff. 1/1/2011, op. 1/1/2012.