Nelly’s room noun ▶ up in Nelly’s room behind the wallpaper the presumed location of something missing IRELAND
There are certain things you know as a child without anybody ever telling you. Certain things and places. Places like “Up in Nelly’s room behind the wallpaper“. You knew exactly where it was...It was a safe place. — Bernard Share, Slanguage, p. 223, 2003