running mold, horse mold
A template shaped to the configuration of a cornice and mounted on a wooden frame; used by plasterers to run a molding; travels sideways along the ceiling line to build up a desired shape as plaster is applied.
running ornament, running mold
Any molding ornament in which the design is continuous, in intertwined or flowing lines as in foliage, meanders, etc.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.