A "wall" of overlapping shields formed by medieval soldiers standing next to each other

Relating to the rental of a cinema or theater for a fixed fee rather than a portion of the box office revenue.

plural of wall spring

A spring of water running between stratified rocks.

(usually capitalized) A collection of the worst or most hated entries in a particular subject, medium, field, or people who have failed to complete a challenge, etc.

plural of wall tower

A tower built into and forming part of a line of fortification or a fortified city wall.

(Internet) A barrier to viewing a website, requiring the user to agree to accept an HTTP cookie before proceeding.

(meteorology) A localized, persistent, often abrupt lowering from a rain-free base of a thunderstorm.

plural of wall cloud