1 a male member of a royal family who is not king, especially the son or grandson of the king or queen:
the royal princes * the Prince of Wales
2 the male ruler of a small country or state that has a royal family; a male member of this family, especially the son or grandson of the ruler:
Prince Rainier of Monaco
3 (in some European countries) a NOBLEMAN
4 ~ of / among sth (literary) a man who is thought to be one of the best in a particular field:
the prince of comedy * a prince among men
