Definitions
1.nounA horizontal architectural element of a building, projecting forward from the main walls, originally used as a means of directing rainwater away from the building's walls.
2.nounA decorative element applied at the topmost part of the wall of a room, as with a crown molding.
3.nounA decorative element at the topmost portion of certain pieces of furniture, as with a highboy.
4.noun(mountaineering) An overhanging edge of snow on a ridge or the crest of a mountain and along the sides of gullies.
5.nounOne of several decorative rings around the barrel of a cannon; the next ring from the muzzle backwards.