Definition of "Prussian"

Of, from, or pertaining to Prussia.  examples

The Prussian language; see Old Prussian and New Prussian.  examples

A native or inhabitant of the geographical region of Prussia.  examples

(historical) A citizen of the German state of Prussia.

A member of or a person descended from the Baltic ethnic group which inhabited Prussia.  examples

A member of or a person descended from the German ethnic group which settled in Prussia.  examples