Haw. Code R. § 19-132-2
As used in this chapter, unless the context clearly indicates otherwise:
"Auxiliary lamp" means a lighting device designed to be mounted upon a vehicle and which provides illumination supplementary to the head lamps. It includes auxiliary passing lamps, auxiliary driving lamps, and spot lamps.
"Director" means the director of transportation or his authorized representative.
"Fog lamp" means an auxiliary lamp with a lens of a color from white to yellow (amber) which is designed to provide better illumination in fog or precipitation.
"Glazing material" means any glass, plastic, or other material designed to be used in or upon the windshield, any window, or other panel located in or upon a vehicle. It excludes materials used as lamp or reflector lenses, or as a protective covering for instruments, gauges, indicators, etc.
"Head lamp" means a lighting device designed to be mounted in a fixed position on or near the front of a vehicle which is the primary source of illumination to the front of the vehicle.
"Hydraulic brake fluid" means any fluid used, or intended to be used, to transmit energy in a hydraulic brake system.
"Reflector" means a device designed and constructed to cause incident light to be re-directed in a specific manner.
"Seat belt" means a vehicle occupant restraining device usually consisting of straps, designed to limit the movement of an occupant's body, primarily the lower torso.
"Seat belt assembly" means all of the components related to a seat belt installation in a vehicle, including the straps and their anchoring, fastening, storage, and locking components.
"Shoulder harness" means a vehicle occupant restraining device, usually consisting of straps, designed to limit the movement of an occupant's body, primarily the upper torso.
"Shoulder harness assembly" means all of the components related to a shoulder harness installation in a vehicle, including the straps and their anchoring, fastening, storage, and locking components.
"Signal lamp" means a lighting device which, by its location, configuration, color, or mode of operation, conveys a special meaning or warning to an observer.
"State" means the State of Hawaii.
"Vehicle equipment items or devices" or "item or device" includes each of the items set forth in § 19-132-1.
Other terms used in this chapter shall have the same meaning as defined in § 286-2, Hawaii Revised Statutes.
Haw. Code R. § 19-132-2