wall









wall


noun

  1. any of various permanent upright constructions having a length much greater than the thickness and presenting a continuous surface except where pierced by doors, windows, etc.: used for shelter, protection, or privacy, or to subdivide interior space, to support floors, roofs, or the like, to retain earth, to fence in an area, etc.
  2. Usually walls. a rampart raised for defensive purposes.
  3. an immaterial or intangible barrier, obstruction, etc., suggesting a wall: a wall of prejudice.
  4. a wall-like, enclosing part, thing, mass, etc.: a wall of fire; a wall of troops.
  5. an embankment to prevent flooding, as a levee or sea wall.
  6. the outermost film or layer of structural material protecting, surrounding, and defining the physical limits of an object: the wall of a blood cell.
  7. Soccer. a line of defenders standing shoulder to shoulder in an attempt to block a free kick with their bodies.
  8. Mining.
    1. the side of a level or drift.
    2. the overhanging or underlying side of a vein; a hanging wall or footwall.

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