A priest in his clerical collar.
clerical collar definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a stiff, white collar buttoned at the back, worn by certain members of the clergy
clerical collar definition by American Heritage Dictionary
A stiff white collar in the shape of a band fastened at the back of the neck, worn by certain members of the Christian clergy.