The word was initially used to describe the fighting style of a legendary swordsman who lived over 400 years ago: Miyamoto Musashi. He fought over 60 duels and was never defeated. His success is ...

Joe Rogan, who is an avid tattoo enthusiast, detailed the Miyamoto Musashi tattoo on his arm. In addition, Rogan opened up about the legendary Japanese samurai's infamous duels using a boat oar.