noun
an official promise by a shop / store, etc. to return the money you have paid for sth if it is not of an acceptable standard
noun
an official promise by a shop / store, etc. to return the money you have paid for sth if it is not of an acceptable standard
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005