Properly, "Robi-wan Kenobi"
1. A middle aged jewish male teacher with a voice that is abnormally high for men of that age. Usually have stubble, but will occasionally grow a beard and then immediately shave it off.
2. A Jedi Master, former padawan of Qui-Gon Yin. His preferred light-sabre color is green, but upon occasion he may accept blue. An enforcer of the galactic peace, he has invented his own system of enforcing the law, and recently has cut down on the number of warnings due to the nuber of fruq outbreaks. Now, two strikes gets you into the galactic running league, led by Herm-germ.
Originates from Mr. Robison, the name of a middle school teacher at St. Albans school for boys in Washington D.C. Contrary to popular belief, the term was actually coined by the students and not by the teacher, and is now in use in common speech.
Student 1: "Argh! Why did Robi-wan have to go and change his punishment system. Now I can't make as many wise-cracks in class."
Student 2: "Er..."
Jar-Jar: "Robi-wansa go aaaals the way downs the mountains just to saving the little kittenses. He be kewl."