Also called (informal) Rolls. a make of very high-quality, luxurious, and prestigious British car. The Rolls-Royce company is no longer British-owned
anything considered to be the very best of its kind
named after its designers, Charles Stewart Rolls (1877–1910), English pioneer motorist and aviator, and Sir (Frederick) Henry Royce (1863–1933), English engineer, who founded the Rolls-Royce Company (1906)
registered 1908 as trademark, named for designers C.S. Rolls (1877-1910) and Sir Henry Royce (1863-1933). Figurative use from 1916 for any product deemed to be of high quality. Shortened form Rolls first attested 1928.