Haw. Rev. Stat. § 134-1
As used in this chapter, unless the context indicates otherwise:
"Acquire" means gain ownership of.
"Antique pistol or revolver" means any pistol or revolver manufactured before 1899 and any replica thereof if it either is not designed or redesigned for using rimfire or conventional centerfire fixed ammunition or is designed or redesigned to use rimfire or conventional centerfire fixed ammunition that is no longer manufactured in the United States and is not readily available in the ordinary channels of commercial trade.
"Assembly" means the fabrication of a firearm or the fitting together of component parts to construct a firearm.
"Assault pistol" means a semiautomatic pistol that accepts a detachable magazine and has two or more of the following characteristics:
but does not include a firearm with a barrel sixteen or more inches in length, an antique pistol as defined in this section, or a curio or relic as those terms are used in 18 United States Code section 921(a)(13) or 27 Code of Federal Regulations section 478.11.
"Automatic firearm" means any firearm that shoots, is designed to shoot, or can be readily modified to shoot automatically more than one shot, without a manual reloading, by a single function of the trigger. This term shall also include the frame or receiver of any such firearm, any part designed and intended solely and exclusively, or any combination of parts designed and intended, for use in converting a firearm into an automatic firearm, and any combination of parts from which an automatic firearm can be assembled if the parts are in the possession or under the control of a single person.
"Chief of police" means the chief of police of the counties of Hawaii, Maui, Kauai, or the city and county of Honolulu.
"Concealed" means, in relation to a firearm, that the firearm is entirely hidden from view of the public and not discernible by ordinary observation, in a manner that a reasonable person without law enforcement training would be unable to detect the presence of the firearm.
"Crime of violence" means:
"Criminal offense relating to firearms" means:
"Firearm" means any weapon, for which the operating force is an explosive, including but not limited to pistols, revolvers, rifles, shotguns, automatic firearms, noxious gas projectors, mortars, bombs, and cannon.
"Firearm loaded with ammunition" and "loaded firearm" means a firearm with ammunition present within the firing chamber, revolving cylinder, or within a magazine which is inserted in a firearm.
"Firearm receiver" means the part of a firearm that provides housing for the firearm's internal components, including a hammer, bolt, breechblock, action, or firing mechanism. "Firearm receiver" includes any object or part that is not a firearm frame or receiver in finished form but that is designed or intended to be used for that purpose and may readily be made into a firearm frame or receiver through milling or other means.
"Fugitive from justice" means any person (1) who has fled from any state, territory, the District of Columbia, or possession of the United States, to avoid prosecution for a felony or to avoid giving testimony in any criminal proceeding or (2) who has fled from any country other than the United States and is avoiding lawful extradition back to that country.
"Pistol" or "revolver" means any firearm of any shape with a barrel less than sixteen inches in length and capable of discharging loaded ammunition or any noxious gas.
"Public highway" shall have the same meaning as defined in section 264-1(a).
"Semiautomatic" means the mode of operation by which a firearm uses the energy of the explosive in a fixed cartridge to extract a fired cartridge and chamber a fresh cartridge with each single pull of a trigger.
"Unconcealed" means not concealed.
HRS § 134-1