Mennonite Low German, a variety of Low Prussian East Low German that developed in Royal Prussia and which is now spoken by communities not only in Germany but also in Canada, the United States, Argentina, Brazil, Russia and some other countries. (Not to be confused with the High German language Pennsylvania German.)
Origin of plautdietsch
- From Plautdietsch. Cognate to Dutch Low Saxon Platduuts and German Low German Plattdüütsch, as well as to High German Plattdeutsch (whence English Plattdeutsch).