Naut. In cpds.: ro bende, a rope attaching the head of a sail to the yard [cp. ro-bond n.]; ro line (rop), ?a brace for swinging the yards horizontally; ?a footrope; ?a gasket of some kind.
…
(a) An upright piece of timber used as support in a wall, partition, etc. [quots. ?c1475 and a1500 may belong to sense 4]; stoth nail, nails of some kind used in fastening such timbers; (b) fig. a……