On the warpath

Also found in: Idioms.
on a hostile expedition; hence, colloquially, about to attack a person or measure.

See also: Warpath

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in classic literature ?
No -- better still, he would join the Indians, and hunt buffaloes and go on the warpath in the mountain ranges and the trackless great plains of the Far West, and away in the future come back a great chief, bristling with feathers, hideous with paint, and prance into Sunday- school, some drowsy summer morning, with a blood- curdling war-whoop, and sear the eyeballs of all his companions with unappeasable envy.
Every Elliott and Crawford and MacAllister is on the warpath, loaded for bear.
"Yep, she was on the warpath all day after I mentioned it.
His nation would not go on the warpath, because they did not think it well, but their friends have remembered where they lived."