Marvin-Shamoo Posted in M Best definition Marvin-Shamoo Crazy hispanic SoB that does a bunch of running like cross country. Is in love with Paula-Heffer and goes very VERY crazy when around her. marvin loves the heffer very much How satisfied are you with the definition? Looking for Marvin-Shamoo meaning? Delighted that you discovered the greatest determine on our web site! Recently this definition was actually observed 45 times.