European plant (Parictaria officinalis) growing on old walls, and formerly esteemed medicinal. — Wall
pennywort (Bot.), a plant (Cotyledon Umbilicus) having rounded fleshy leaves. It is found on walls in
Western Europe. — Wall pepper (Bot.), a low mosslike plant (Sedum acre) with small fleshy leaves
having a pungent taste and bearing yellow flowers. It is common on walls and rocks in Europe, and
is sometimes seen in America. — Wall pie (Bot.), a kind of fern; wall rue. — Wall piece, a gun
planted on a wall. H. L. Scott. — Wall plate (Arch.), a piece of timber placed horizontally upon a
wall, and supporting posts, joists, and the like. See Illust. of Roof. — Wall rock, granular limestone
used in building walls. [U. S.] Bartlett. — Wall rue (Bot.), a species of small fern (Asplenium Ruta-
muraria) growing on walls, rocks, and the like. — Wall spring, a spring of water issuing from stratified
rocks. — Wall tent, a tent with upright cloth sides corresponding to the walls of a house. — Wall
wasp (Zoöl.), a common European solitary wasp (Odynerus parietus) which makes its nest in the crevices
of walls.
Wall
(Wall) v. t. [imp. & p. p. Walled ; p. pr. & vb. n. Walling.]
1. To inclose with a wall, or as with a wall. "Seven walled towns of strength." Shak.
The king of Thebes, Amphion,
That with his singing walled that city.
Chaucer. 2. To defend by walls, or as if by walls; to fortify.
The terror of his name that walls us in.
Denham. 3. To close or fill with a wall, as a doorway.