backstab: Meaning and Definition of

back•stab

Pronunciation: (bak'stab"), [key]
— -stabbed, -stab•bing.
  1. to attempt to discredit (a person) by underhanded means, as innuendo, accusation, or the like.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.