an architectural partition with a height and length greater than its thickness; used to divide or enclose an area or to support another structure; the south wall had a small window; the walls were covered with pictures'

anything that suggests a wall in structure or function or effect; a wall of water; a wall of smoke; a wall of prejudice; negotiations ran into a brick wall'

(anatomy) a layer (a lining or membrane) that encloses a structure; stomach walls

[ Syn: paries ]

a difficult or awkward situation; his back was to the wall; competition was pushing them to the wall'

a vertical (or almost vertical) smooth rock face (as of a cave or mountain)

a layer of material that encloses space; the walls of the cylinder were perforated; the container's walls were blue'

a masonry fence (as around an estate or garden); the wall followed the road; he ducked behind the garden wall and waited'

an embankment built around a space for defensive purposes; they stormed the ramparts of the city; they blew the trumpet and the walls came tumbling down

[ Syn: rampart , bulwark ]

surround with a wall in order to fortify

[ Syn: palisade , fence , fence in , surround ]