A cocky selfish self-righteous and dumb asshole that thinks he's above all others and his shit don't stink. Give a dick heel
A small amount of power they will abuse all the whilst displaying the tendencies of a stupid asshole. Dickheels are closely related to dickshoes and shitheels.
Teacher: pick up that rubbish ya little shit!
Student: do it yourself dickheel!
Worker: my boss is giving me a pay cut because I farted!
Wife: what a dickheel