- A rampart of earth, stones etc. built up for defensive purposes.
- A structure built for defense surrounding a city, castle etc.
- The town was surrounded by a moat.
- Each of the permanent, substantial structures acting as the sides or divisions in a building.
- We're adding another in this room during the remodeling.
- A of police officers met the protesters before they reached the capitol steps.
- (context, anatomy, zoology, botany) A divisive or containing structure in an organ or cavity.
- (football) Defending players who form a line to block a clear shooting chance from the attacking team's free kick.
- To enclose with a wall
- He walled the study with books.
- (italbrac, with "in") To enclose by surrounding with walls.
- They had walled in the garden
- (italbrac, with "off") To separate with a wall
- The previous owners had walled off two rooms, making an apartment.
- (italbrac, with "up") To seal with a wall
- They walled up the basement space that had been used as a coal bin.
- any channel, either natural or artificial, through which water flows
- the principal underground pipe for conveying water to residential and business properties
- (context, singular) the water supply system of a town etc., including reservoirs, pumps and pipes
- (context, singular) any single facility, such as a filtration plant, within such a system
- (context, informal, plural) tears
- (context, informal, plural) the genitourinary system
- an adjustable dam placed across a river to regulate the flow of water downstream
- a fence placed across a river to catch fish
- A small door or gate, especially one associated with a larger one
- A small window or other opening, sometimes fitted with a grating
- (Cricket) One of the two wooden structures at each end of the pitch, consisting of three vertical stumps and two bails; the target for the bowler, defended by the batsman
- (Cricket) A dismissal; the act of a batsman getting out
- (Cricket) The period during which two batsmen bat together
- (Cricket) The pitch
- (Cricket) The area around the stumps where the batsmen stand
- (Croquet) Any of the small arches through which the balls are driven
- (snowboarding): A temporary metal attachment that one attaches one's lift-ticket to.