The Collaborative International Dictionary
Groschen \Grosch"en\, n. [G.] A small silver coin and money of account of Germany, worth about two cents. It was discontinued in the new monetary system of the empire and not subsequeently used.
Douglas Harper's Etymology Dictionary
Wiktionary
n. Any of several obsolete European silver coins
WordNet
n. 100 groschen equal 1 schilling
Wikipedia
Groschen (, German: , or , , , , , , , Russian, Ukrainian, Macedonian and Bulgarian: (groš), ) was the (sometimes colloquial) name for a coin used in various German-speaking states as well as some non-German-speaking countries of Central Europe ( Bohemia, Poland) and the Danubian Principalities. The name, like that of the English groat, derives from the Italian , or large penny, via the Czech form . The (also , , and ), Arabic, Ethiopian, Hebrew, Greek and Turkish names for currency denominations in and around the territories formerly part of the Ottoman Empire, are derived from the same Italian origin.
Usage examples of "groschen".
We have Lira Cruzeiros from Buenos Aires, we have Anna Mazuma from Zurich, we have Valuta Groschen from Frankfurt.
Eliza, meanwhile, was staring at a wall-chart of exchange rates, reading the names of the coins that had been chalked up there: “Louis d’or, Maximilian d’or, souverain d’or, rand, ducat, Louis franc, Breslau ducat, Schildgroschen, Hohlheller, Schwertgroschen, Oberwehr groschen, Hellengroschen, pfennig, Goldgulden, halberspitzgroschen, Engelsgroschen, Real, Ratswertmark, 2Ž3 thaler, English shilling, ruble, abassid, rupiah .
He ended up buying the eggs for ten zlotys forty groschen, and won the privilege of picking them himself.