test marketing definition
A test market, in the field of business and marketing, is a geographic region or demographic group used to gauge the viability of a product or service in the mass market prior to a wide scale roll-out. The criteria used to judge the acceptability of a test market region or group include: 1  a population that is demographically similar to the proposed target market; and.  relative isolation from densely populated media markets so that advertising to the test audience can be efficient and economical.