Definitions
1.nounA rampart of earth, stones etc. built up for defensive purposes.
2.nounA structure built for defense surrounding a city, castle etc."The town wall was surrounded by a moat."
3.nounEach of the substantial structures acting either as the exterior of or divisions within a structure."We're adding another wall in this room during the remodeling. The wind blew against the walls of the tent."
4.nounA point of desperation.
5.nounA point of defeat or extinction.
6.nounAn impediment to free movement."A wall of police officers met the protesters before they reached the capitol steps."
7.nounA type of butterfly (Lasiommata megera).
8.noun(often in combination) A barrier."a seawall; a firewall"
9.nounA barrier to vision.
10.nounSomething with the apparent solidity and dimensions of a building wall."a wall of sound; a wall of water"
11.nounA divisive or containing structure in an organ or cavity.
12.noun(auction) A fictional bidder used to increase the price at an auction.
13.nounA doctor who tries to admit as few patients as possible.
14.nounA line of defenders set up between an opposing free-kick taker and the goal.
15.nounA personal notice board listing messages of interest to a particular user.
16.verbTo enclose with, or as if with, a wall or walls."He walled the study with books."