Stetson, e.g. (3)
I believe the answer is:
hat
'stetson eg' is the definition.
(stetson is a kind of hat)
This is all the clue.
(Other definitions for hat that I've seen before include "Lid" , "Headwear" , "Head-covering" , "Headgear decoration" , "Cloche or fez?" .)