The term 'Rolls Royce Roller' refers to a type of luxury car manufactured by Rolls-Royce Motor Cars. The term is derived from the fact that the car has four tyres, which are often referred to as 'rollers'. The tyres are usually made from high-quality materials and are designed to provide superior performance and comfort. The Rolls Royce Roller is considered to be one of the most luxurious cars in the world and is a symbol of wealth and status.