cardinal nephew

Short definition from Wiktionary

Noun

1. 1
   Alternative spelling of cardinal-nephew.
2. 2
   Any cardinal created by the nepotism of a Pope
3. 3
   The position of the Secretarius Papae et superintendens status ecclesiasticæ in the sixteenth- and seventeenth-century Holy See.
4. 4
   Any officeholder of that position.