bourgeois - boor-SZHWA - of the middle class, boring, conventional, materialistic, "square"

Example: "With three new biographies of Andy Warhol renewing interest in the 50s artist , critic David Wallace-Wells belittled him for his Campbell's tomato soup cans and elaborate multiple reproductions of movie stars, calling him 'a pop artist out to out-bourgeois the bourgeois.'"