Widespread criminal activities, such as prostitution, interstate theft, or illegal gambling, that occur within a centrally controlled formal structure.
The people and the groups involved in such criminal activities.
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.