Definition from Wiktionary, the free dictionary
Compound of smör (butter) + gås (goose); refers to small pieces of butter which float to the surface of the milk as it is churned. These were spread on bread, and gave the name for the whole bread + butter (+ other toppings) combination.
- an (open) sandwich; a slice of bread with toppings
Declension of smörgås
- macka (colloquial)