noun. A stoner with 3,000,000 joints--er, Twitter followers.
Real citation: "Which Celebu-Pothead Was Busted Again?"
(July 17, 2010, Upper Republic, http://upperrepublic.com/blog/which-celebu-pothead-was-busted-again/)
Made-up citation: "Who is the next great celebu-pothead of our time? I feel like Woody Harrelson might be almost ready to retire."