I. wall ‧ pa ‧ per 1 /ˈwɔːlˌpeɪpə $ ˈwɒːlˌpeɪpər/ BrE AmE noun [uncountable and countable]
1 . paper that you stick onto the walls of a room in order to decorate it
2 . the colour, pattern, or picture which you have as the background on the screen of a computer ⇨ desktop
II. wallpaper 2 BrE AmE verb [transitive]
to put wallpaper onto the walls of a room SYN paper :
I haven’t finished wallpapering the bedroom yet.