A wall plate. 2. A part, larger or smaller, of an exterior wall; in half-timbered work in England, especially one of those spaces which are left between the upright and horizontal timbers, and which are filled either with plastering or laths, or by rough brickwork, or the like… 3. A reusable metal or fiberglass mold used in forming a ribbed slab, available in standard 20- and 30-inch (508- and 762-mm) widths and a variety of depths. 4. A major vertical division of a wall, especially a nogged panel of half-timber construction.