📒 a long, solid structure that rises straight up from the ground, made of stone, brick or concrete, that surrounds, divides or protects an area of land
- to build a wall
- a brick/concrete wall
- The fields were divided by stone walls.
📒 any of the sides of a building or room
- She leaned against the wall.
- on the wall Colourful abstract paintings hung on the walls.
- He drilled a hole in the wall.
📒 something that forms a barrier or stops you from making progress
- The boat struck a solid wall of water.
- The investigators were confronted by a wall of silence.
- a solid wall of fog
📒 the outer layer of something hollow such as an organ of the body or a cell of an animal or a plant
- the abdominal wall
- the wall of an artery
- Heating food breaks down plant cell walls so they can release more of their nutrients.
📒 a space on a social media website where you can share messages, photos, etc. with other users
- She posted a pink baby romper on her Facebook wall, announcing they were expecting a girl.
📒 to keep trying to do something that will never be successful
- Trying to reason with them was like banging my head against a brick wall.
📒 to be so full of energy or so excited that you cannot keep still
- The kids have been bouncing off the walls all day.
📒 to be unable to make any progress because there is a difficulty that stops you
📒 a person who watches others without being noticed
- I'd love to be a fly on the wall when he tells her the news.
- fly-on-the-wall documentaries (= in which people are filmed going about their normal lives as if the camera were not there)
📒 to fail because of lack of money
- Many firms have gone to the wall in this recession.
📒 used when you are describing a situation in which there are signs that something is going to have problems or that it is going to be a failure
- It is amazing that not one of them saw the handwriting on the wall.
📒 to be in a difficult situation in which you are forced to do something but are unable to make the choices that you would like
- We had our backs to the wall with no choice but to sell.
📒 to reach a point when you cannot continue or make any more progress
- We hit a wall and we weren't scoring.
- I’ve hit a wall with my marathon training.
- What do you do when you hit the wall at work?
📒 unusual or slightly crazy
- Some of his ideas are really off the wall.
- off-the-wall ideas
📒 used when you are talking about keeping something secret
- Don't let this go further than these four walls (= Don't tell anyone else who is not in the room now).
📒 crazy or angry
- That noise is driving me up the wall.
- I mustn't be late or Dad will go up the wall.
📒 used to warn people to be careful what they say because other people may be listening
📒 used when you are describing a situation in which there are signs that something is going to have problems or that it is going to be a failure
- It is amazing that not one of them saw the writing on the wall.