A right of way defined in law, over which the public have the right to travel on foot or on horseback or leading a horse, with or without a right to drive animals of any description along the way.
A path for riding a horse (which is controlled by a bridle).
A road that is raised so as to be above water, marshland, and similar low-lying obstacles. Originally causeways were much like dykes, generally pierced to let water through, whereas many modern causeways are more like bridges or viaducts.