eddieism

noun - a disease to describe a person that is very arrogant and self centered, has short man syndrome, disillusions of grander, or any other personally disorder in which they believe their opinion is better than others or most important. This person may also be bipolar, narcissistic, egotistical, and/or psychotic.

Person 1: Omg how mean. did you hear what he told me?

Person 2: Don’t take it personal. He had a bad case of Eddieism.