Relating to, characteristic of, or affected with paranoia.
Exhibiting or characterized by extreme and irrational fear or distrust of others: a paranoid suspicion that the phone might be bugged.
One affected with paranoia.
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.