ADJ-GRADED 装模作样的;浮夸的;矫饰的 People sometimes use highfalutin to describe something that they think is being made to sound complicated or important in order to impress people. 装模作样的;浮夸的;矫饰的 [informal, old-fashioned, disapproval]
This isn't highfalutin art-about-art. It's marvellous and adventurous stuff.