Someone who is significantly older than those he or she associates with.
You’re 45 and you still hang out in the ball pit at Discovery Zone... You’re such an obijohnshinobi.
by curt July 20, 2004
2 more definitions
A stud and all around swell guy of epic magnitude
One day I hope to became like Obijohnshinobi
by obijohnshinobi April 27, 2003