noun
a person whose job is to visit or telephone a shop / store or other business pretending to be a customer, in order to get information on the quality of the service, the facilities, etc.
► ˌmystery ˈshopping noun [ U ]
noun
a person whose job is to visit or telephone a shop / store or other business pretending to be a customer, in order to get information on the quality of the service, the facilities, etc.
► ˌmystery ˈshopping noun [ U ]
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005