crown prince noun
plural ∼ princes [count] 1 : a prince who is expected to become king when the current king or queen dies
▪ Crown Prince George ▪ the Crown Prince of Spain 2 : a man or boy who people expect to become a leader in some field
▪ He's been heralded as the crown prince of jazz.
▪ Crown Prince George ▪ the Crown Prince of Spain
▪ He's been heralded as the crown prince of jazz.
