look up any word, like ratchet:
 
1.
Royal "gems" which hang between a man's legs; women's second favorite toys...
The best fringe benefit for Princess Kate is getting to play with Prince William's "crown jewels"!!!
by Stephanie6977 September 27, 2011
 
2.
JP from Knotts Scary Farm.
JP is the crown jewel of haunt.
by Scoonburry November 18, 2006
 
3.
uk slang for penis and balls.
Because they are a guarded treasure.
he got kicked in the crown jewels
by chow yung fat June 24, 2003