prix definition
Definition of grand prix. plural. grand prix. also. grands prix. play \ËgrÃ¤â¿-ËprÄ(z)\. 1 : the highest level of international equestrian competition; also : a contest at this level. 2 : one of a series of international formula car races; also : a high-level competition in another sport (as sailing) that is often part of a series.