Definition of Kosciusko, Thaddeus in US English:

Kosciusko, Thaddeus

proper noun

  • (1746–1817), Polish soldier and patriot; Polish name Tadeusz Andrzej Bonawentura Kościuszko. After fighting for the Americans during the American Revolution, he led a nationalist uprising against Russia in Poland in 1794.

Pronunciation

Kosciusko, Thaddeus

/kôSHˈCHo͞oSHkō/