plaster ground[′plas·tər ¦grau̇nd]
A piece of wood used as a gage to control the thickness of a plaster coat placed on a wall; usually put around windows and doors and at the floor.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
plaster ground (usually pl.)
A wood strip, metal bead, or screed attached around a door, window, etc., as a guide for plastering to a given thickness; also serves as a fastener for trim; a ground, 2.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.