A slope or declivity, especially one with a track or road running transversely along its face.

Directed or moving sideways; sidelong, oblique. Of a look, glance, etc.: directed to the side or from the corner of the eye, especially furtively, or with suspicion or disapproval.

Of the ground: inclining, sloping, steep; specifically (of a track or trail) sloping transversely, so that one side is higher than the other.