Psychological term for individuals who are powerfully confused, have low IQs or are an order of fries short of a Happy Meal, yet, believe their ideas and thoughts to be unique, revelatory or insightful to others. Intelligent people have "brain storms".
(Guy gets wine spilled on him from Richard Cranium) "Dude, you're such a fuckin Richard Cranium!"
dick head dickhead richard ass hole prick sherlock dumb