Wiktionary
copy test
n. 1 (context advertising English) A method of http://en.wikipedia.org/wiki/marketing%20research that predicts in-market performance of an ad before it airs. 2 (context advertising English) A research tool that evaluates the execution and promise of an ad by analyzing audience levels of attention, brand linkage, motivation, entertainment, communication, as well as breaking down the ad’s flow of attention and flow of emotion. 3 (context advertising English) A method of http://en.wikipedia.org/wiki/advertising%20research also known as a pre-test.