- (countable) A style or design of such material.
"He is letting her select the wallpapers for the whole house."
- (uncountable) Decorative paper-like material used to cover the inner walls of buildings.
- (computing, Microsoft Windows) An image or tiled pattern used as a background to personalize a computer desktop.
- (transitive) To cover (a wall, a room, etc) with wallpaper.