noun
[ U ] a service provided in a hotel, by which guests can order food and drink to be brought to their rooms :
He ordered coffee from room service.
noun
[ U ] a service provided in a hotel, by which guests can order food and drink to be brought to their rooms :
He ordered coffee from room service.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005