Wiktionary
back-biting
vb. (present participle of back-bite English)
Usage examples of "back-biting".
Not many hours ago, when by God's sun it should have been day, he had turned at last on a teasing, snarling, back-biting little kiskanuk of a dog and had killed it.
He thought that the first day of the New Year was a splendid opportunity for the good inhabitants of Haarlem to cast of all gossiping and back-biting ways and to live from this day forth in greater amity and benevolence with one another.