Русско-англо-русский юридический словарь

organized crime, complex of highly centralized enterprises set up for the purpose of engaging in illegal activities. Such organizations engage in offenses such as cargo theft, fraud, robbery, kidnapping for ransom, and the demanding of “protection” payments. (Britannica)

Organized crime is a category of transnational, national, or local groupings of highly centralized enterprises run by criminals to engage in illegal activity, most commonly for profit. While organized crime is generally thought of as a form of illegal business, some criminal organizations, such as terrorist groups, rebel forces, and separatists, are politically motivated. (Wikipedia)

Almost all of the major players arrested in last week's stunning police roundup of the alleged heads of organized crime groups in Montreal will remain behind bars for a while. (Montreal Gazette)