citizen's arrest definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
an arrest made by a citizen who is not a law officer, as allowed under common law or by statute
citizen's arrest definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
An arrest made by a citizen, for whom legal authority arises from the fact of citizenship, rather than by an officer of the law.
citizen's arrest - Legal Definition