From Longman Dictionary of Contemporary Englishhomburghom‧burg /ˈhɒmbɜːɡ $ ˈhɑːmbɜːrɡ/ noun [countable] DCCa soft hat for men, with a wide brim (=edge)
Examples from the Corpus
homburg• He puts his homburg on and ventures into the blazing heat without glancing back at me.Origin homburg (1800-1900) Homburg, town in Germany 