ADJ-GRADED 大惊小怪的;一本正经的;谨小慎微的 If you say that someone is prissy, you are critical of them because they are very easily shocked by anything rude or bad. 大惊小怪的;一本正经的;谨小慎微的 [informal, disapproval]
I grew to dislike the people from my background — they were rather uptight and prissy.