hog-backed

Such boats after a little use become bent up in the middle, or "hog-backed."

The two had an air of bristling, hog-backed ferocity, strangely out of keeping with the normal reserve of a man-of-war.

We ascended the side of the hog-backed hill to the north of the Rhyadr.

Now it is she who takes the upper hand, and pushes the hog-backed one before her through the water.