Quoteriast 

Someone who cannot help but quote movies/games/cartoons etc when someone else does or says something that reminds the quoteriast of that certain movie/game/cartoon etc.

"John is such a quoteriast. I can't do much of anything without him quoting a damned movie."

Quoteriast by The Quoteriast April 24, 2012

Quoterianism 

The act of quoting movies/games/cartoons/etc when someone else does or says something that reminds you of that certain movie/game/cartoon etc.

"As soon as Joe said his friend Donnie wouldn't shut up, I quoted The Big Lebowski. I am a firm believer in Quoterianism"

Quoterianism by The Quoteriast April 24, 2012

quoteriety

Adj.

A movie that has quoteriety holds a lasting quality based on the prevalence of quotable material in context and popular culture.

"Man, Napoleon Dynamite had massive quoteriety when it was released, but now you barely ever hear a line from it."

quoteriety by DJ Pritchett November 2, 2007