1) A Autobot/Decipticon that is utterly
retarded.
2) Something that has to do with a machine of some sort that is
retarded.
3) An insult inferring mental
retardation of a person.
1 Guy #1 "
Dude, there's a transformer that transforms into a Short-bus."
Guy #2 "What a retardicon."
2a "Your
car can only get AM?
Man, your car is a retardicon."
2b "That gundamn is a such retardicon."
3 "You are such a retardicon."