the GNU version of the Collaborative International Dictionary of English
n. The act or the result of betraying.
The Century Dictionary and Cyclopedia
n. The act of betraying.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. an act of deliberate betrayal
n. the quality of aiding an enemy
Word Usage
"I prefer the term betrayal of the public trust to describe the course of action he's pursuing and predicted last November the eventual nominees of either party would embrace such methods."