Definition of crown princess in English:

crown princess

noun

  • 1The wife of a crown prince.

    • ‘While the First Crown prince of Jurai, the First and Second Crown princesses, and the First Crown prince's successor are present at the Masaki residence, their ‘friends’ also reside there and are considered to be family as well.’
    1. 1.1(in some countries) a female heir to a throne.