Someone who is any or all of the following:
Gay for Captain Jack Sparrow
Obsessed with Jack
Completely obsessed with Jack
Is more than twice as old as Jack yet wants it … (Kraken)
Or is aroused by Jack the Monkey
"I can repeat every line Captain Jack has ever said and I've watched all three movies at least 100 times."
"...dude, that guy is a complete Jackophile."