region in central Europe, Medieval Latin, named for the River Morva (German March, Latin Marus), which runs through it.
medieval northern Spanish kingdom, named for a river that runs through it, probably from a PIE root meaning "water." Related: Aragonese (late 14c., Arragounneys); Middle English also had a noun Aragoner.
German name of Polish Gdańsk,city on the Baltic coast of Poland, perhaps from Gdania, an older name for the river that runs through it, or from Gothic Gutisk-anja "end of the (territory of the) Goths." The spelling (attested from 13c.) in the German form of the name perhaps suggests a connection with Dane.
U.S. state, probably ultimately from French Maine, region in France (named for the river that runs through it, which has a name of Gaulish origin). The name was applied to that part of coastal North America by French explorers. The Maine law in late 19c.-early 20c. prohibitionist jargon refers to the strict statute passed there in 1851 against the sale and manufacture of intoxicating liquor, which became models for other states.