What does Atomic Tombustion mean?

Atomic Tombustion meaning in Urban Dictionary

When somebody does not realize what they do is wrong or offensive in general. Instead of apologizing, they will see themselves as the victim of the situation, no matter what they have done and the accusing person is deemed the offender.It is a cause of ones ego to become so large that their remaining pieces of common sense start to decrease, turning you into a big selfish and arrogant dick.