What is the meaning of Wall?

A rampart of earth, stones etc. built up for defensive purposes.

A structure built for defense surrounding a city, castle etc.

Each of the substantial structures acting either as the exterior of or divisions within a structure.

A point of desperation.

A point of defeat or extinction.

An impediment to free movement.

The butterfly Lasiommata megera.

A barrier.

Something with the apparent solidity, opacity, or dimensions of a building wall.

A means of defence or security.

One of the vertical sides of a container.

A dividing or containing structure in an organ or cavity.

A fictional bidder used to increase the price at an auction.

A doctor who tries to admit as few patients as possible.

A line of defenders set up between an opposing free-kick taker and the goal.

Two or more blockers skating together so as to impede the opposing team.

Any of the surfaces of rock enclosing the lode.

A personal notice board listing messages of interest to a particular user.

A character that has high defenses, thereby reducing the amount of damage taken from the opponent’s attacks.

The stage of biological aging where physical appearance and attractiveness start to deteriorate rapidly.

The right or privilege of taking the side of the road near the wall when encountering another pedestrian; said to be taken or given.

A very steep slope.

To enclose with, or as if with, a wall or walls.

To use a wallhack.

To boil.

To well, as water; spring.

A spring of water.

A kind of knot often used at the end of a rope; a wall knot or wale.

To make a wall knot on the end of (a rope).

Pronunciation spelling of well.

singular imperative of wallen

first-person singular present of wallen

Alternative form of wale (selection, preference)

Alternative form of wale

A well. (clarification of this definition is needed)

Source: wiktionary.org