noun A solid upright structure that encloses, divides, or protects an area.
- A low stone wall runs around the edge of the farmer's field.
- They painted the living room wall a pale blue.
- The old city wall still stands after centuries.
noun Something that acts as a barrier or obstacle.
- A wall of silence met the reporters whenever they asked about the closure.
- There seemed to be a wall between them after the argument.
- He hit a wall in his research and couldn't find any more sources.
noun A defensive line of players positioned between a free-kick taker and the goal, in football.
- Three players stood in the wall, turning away as the free kick came in.
- The striker curled the ball over the wall and into the top corner.
- The keeper organized the wall before the free kick.
verb To enclose or seal something with a wall.
- The builders walled up the broken window to keep the cold out.
- They walled in the garden to give the children some privacy.
- They walled off the old fireplace during renovations.
