n. European technique of creating lacquerware in imitation of traditional Japanese style.
the GNU version of the Collaborative International Dictionary of English
n. The art or act of varnishing in the Japanese manner.
The Century Dictionary and Cyclopedia
n. The art of coating surfaces of metal, wood, etc., with japan or varnish, which is dried and hardened by means of a high temperature in stoves or hot chambers.
Word Usage
"The English called decoupage 'japanning' in the 18th century, and it became popular with the upper and middle classes by the 19th century."