Definition of "Marne"

A river in France, a right tributary of the Seine in the area east and southeast of Paris.  examples

One of the departments of Champagne-Ardenne, now of Grand Est, France. Capital: Châlons-en-Champagne (INSEE code 51).  examples

A city in Iowa  examples

A census-designated place in Ohio  examples

A town in Schleswig-Holstein, Germany  examples