I.a mountain stream, a torrent, which cuts itself (χαράσσει) a way down the mountain-side, Il.:—hence, a loud, brawling voice is compared to the φωνὴ χαράδρας, Ar.
II.the bed of a torrent, a gully, ravine, Il., etc.
2.a conduit for carrying rain-water off a road, Dem.