"Most people think lampshading is decorating the outside of a lampshade, and that doesn't sound very appealing," says Mrs. Mihok.
In fact, lampshading is a unique style of paper-cutting that was immensely popular in England and Germany during the 17th century.
1993 — Audur H. Winnan, Wanda Gág: A Catalogue Raisonné of the Prints, Smithsonian Institution Press (1993), →ISBN, page 8:
Finally she took a job decorating lampshades. Lampshading, as she called it, left her drained and without impetus or inspiration to draw, which always made her unhappy.