2) <Slang> used to describe anyone in a high-ranking position who is a complete numbskull.
3) An insult for anyone who does something extremely stupid, moronic, or idiotic.
4) A sherriff who rolls around, F*cking up the lives of the good citizens of Hazzard County, Georgia, in his many squad cars. (he wrecks at least one an episode.) He also has a trusty police Bassette Hound name Flash, who sits in the passenger seat and does nothing.
2) Wow, the president of our company sure is Roscoe P. Coltrane-ish.
3) You Roscoe P. Coltrane! Why the hell would you lock the keys in the car!?
4) "Roscoe, you ain't never gonna catch us!"