A person who seeks a fortune in new and possibly dangerous enterprises.
A person who tries to advance their social position by somewhat devious means.
A soldier of fortune, a speculator.
A player of adventure games or text adventures.
One who enjoys adventures.
One who seeks.
In the sport of Quidditch or Muggle quidditch, a player who attempts to catch the snitch.
Especially, a religious seeker: a pilgrim, or one who aspires to enlightenment or salvation.