Definition of marne:
(n) :
A right tributary of the Seine, in eastern France, flowing 319 miles east and southeast of Paris through the departments of Haute-Marne, Marne, Aisne, Seine-et-Marne, Seine-Saint-Denis and Val-de-Marne.
(n) :
A department of Grand Est, France. Capital: Châlons-en-Champagne (INSEE code 51).
(n) :
A city in Iowa.
(n) :
A census-designated place in Ohio.
(n) :
A town in Schleswig-Holstein, Germany.