shovel hat

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A stiff, broad-brimmed, low-crowned hat, turned up at the sides and projecting in front, formerly worn chiefly by English clergymen.

from The Century Dictionary.

• noun A broad-brimmed hat, turned up at the sides and projecting in front, worn by clergymen of the Church of England.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a stiff broad-brimmed hat with the brim turned up at the sides and projecting in front; worn by some clergymen in Britain