[ adj ] exaggeratedly proper <adj.all> my straitlaced Aunt Anna doesn't approve of my miniskirts
Priggish \Prig"gish\, a. Like a prig; conceited; pragmatical. -- {Prig"gish*ly}, adv. -- {Prig"gish-ness}, n.
But I can predict that most viewers' sympathies will not be engaged by the character of Guy Pringle, a priggish young English professor who spends World War II spouting sophomoric Marxism and departing various exotic locales just before the Nazis arrive.
Best of all is Joseph Sommer's Polonius, priggish without being petulant and whose death can be seen as a loss even by Hamlet.
The American, John Honeyman, is officious, humorless, a bit priggish and irritatingly sincere about his new job as the U.S. representative to the arms control talks.