What does crse stand for?

Course

A molding with a concave face used as trim or to finish interior corners. A row of shingles or roll roofing running the length of the roof. Parallel layers of building materials such as bricks, or siding laid up horizontally. OR A layer of bricks or blocks in a wall.or The term used for each application of material that forms the waterproofing system or the flashing or a layer of masonry units running horizontally in a wall bonded with mortar.