Stuffed Shirt Meaning

(usually hyphenated) Used attributively.

Example: 1914, Samuel Hopkins Adams, The Clarion, ch. 30:
  "Don't you come the high-and-holy on me. You and your smooth, big, phony stuffed-shirt of a father."
1952, "Medicine: Mind Matters," Time, 26 May:
  Dr. Laughlin was the only one in a movie party who detested the second male lead—"I regarded him as overserious, pedantic, a stuffed shirt."
2000, Frederik Balfour, "Return of a Hong Kong Highflier ," BusinessWeek, 10 July:
  The opportunistic style that was the bank's trademark still prevails and continues to attract talented young Hong Kongers looking for an alternative to the stuffed-shirt culture of most U.S. and European banks.