What is Mo Jon?
1.
Someone who is stupid beyond belief. A fucking moron. An idiot.
That guy is a goddamn mo jon!
See 
2.
The "Americanized" pronounciation for the Latin word 
Look at the huge mo jon that dog made! That little punk thinks he's tough, but he's just a mo jon!
See 
Random Words:
1. 
absolutely outrageously  wonderful
That was Klubin Hopin' time at that party last night!
See wonderful, crazy, acid trip, mofo, i..