Pronunciation: (di-sēt'), [key]
1. the act or practice of deceiving; concealment or distortion of the truth for the purpose of misleading; duplicity; fraud; cheating: Once she exposed their deceit, no one ever trusted them again.
2. an act or device intended to deceive; trick; stratagem.
3. the quality of being deceitful; duplicity; falseness: a man full of deceit.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.