From Longman Dictionary of Contemporary EnglishRolls-RoyceRolls-Royce /ˌrəʊlz ˈrɔɪs◂ $ ˌroʊlz-/ noun trademark 1 TTC[countable] a very expensive and comfortable car made by a British company2 → the Rolls-Royce of something
Examples from the Corpus
Rolls-Royce• Hardy, a chauffeur, met them at Southampton in a Rolls-Royce.• He bought her a beautiful home, and in the garage sits a Rolls-Royce.• When it was new, this Rolls-Royce was one of the most expensive cars you could buy.