Abbreviations and terminology

Operator or motorcycle operator: person in control of a motorcycle
Passenger: a person riding on but not operating a motorcycle
Motorcyclist or rider: either an operator or a passenger

BAC                blood alcohol concentration
BRC                MSF’s Basic RiderCourse
DMV               Department of Motor Vehicles of a State
DOT                Department of Transportation of a State
DUI                 driving under the influence of alcohol or other drugs
ERC                 MSF’s Experienced RiderCourse Suite
FARS              Fatality Analysis Reporting System, operated by NHTSA
FMVSS           Federal Motor Vehicle Safety Standard
GES                 General Estimates System, operated by NHTSA
HOV                High-Occupancy Vehicle, referring to roadway lanes
NAMS             National Agenda for Motorcycle Safety
NCHRP           National Cooperative Highway Research Program
RSS                 MSF’s Riding and Street Skills basic training course, now replaced with BRC