noun
Usage: capitalized O&P
1. : a member of an early people related to the Lithuanians and inhabiting the shores of the Baltic sea east of the Vistula : borussian
2. : the Baltic language of the Old Prussian people
noun
Usage: capitalized O&P
1. : a member of an early people related to the Lithuanians and inhabiting the shores of the Baltic sea east of the Vistula : borussian
2. : the Baltic language of the Old Prussian people
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012