A hardcore fan of Eric Cartman from South Park. Authoritahhrians (or authoritahrians) will quote him nonstop from the top of their heads, mention him frequently, watch South Park nonstop, and display other fantard behaviors.
<A police officer has pulled some guy over for drunk driving>
Police officer: AY! I AM A COP, AND YOU WILL RESPECT MAH AUTHORITAHH! NOW GET'YO ASS IN JAIL!
<Two guys are watching>
Guy 1: (to other guy) Damn dude, that cop is an authoritahhrian.