Motorcycle gangs have been popular in America and other nations for decades, but what do they entail exactly? Motorcycle gangs are responsible for a high percentage of violent crime. In fact, the FBI considers motorcycle gangs to be organized crime groups. Yet, with hundreds of motorcycle gangs comprising tens of thousands of members, it is hard to find a one-size-fits-all definition of such gangs. These have a serious economic impact, and as a financial site, we cover everything related to the economy, including motorcycle gangs.