It comes from hamburg steaks. Adding -er to the end of a city name in German and English (now to a lesser extent) forms an adjective meaning from that city or a noun meaning someone or something from that city. Another example is frankfurter, which comes from frankfurter Wurst.
Well technically hamburgers were never actually hamburgers, it’s an abbreviation for hamburg steaks.
It comes from hamburg steaks. Adding -er to the end of a city name in German and English (now to a lesser extent) forms an adjective meaning from that city or a noun meaning someone or something from that city. Another example is frankfurter, which comes from frankfurter Wurst.