Chiefly of, or with reference to, natural features, scenery, or surroundings. To form the skirt or edge of; to lie alongside of; to bound or border.

transitive. To border. To form a border to.

Of a range of hills, etc.: To form a border or enclosure to; to enclose.

To go or extend round (an object or body, a room, or the like); to encircle, as a frame, border, etc.

transitive. To form a boundary or edging to.

Of roads, rivers, etc.: To lie or run along or round the edge or border of a place, etc.

transitive. To form one of the outskirts of, to border. Now rare.