Sentimentality or vulgar, often pretentious bad taste, especially in the arts: "When money tries to buy beauty it tends to purchase a kind of courteous kitsch” ( William H. Gass).
Of, being, or characterized by kitsch: "The kitsch kitchen ... has aqua-and-white gingham curtains and rubber duck-yellow walls painted in a fried-egg motif” ( Suzanne Cassidy).