Definition of Teutonic Knights in US English:

Teutonic Knights

proper noun

  • A military and religious order of German knights, priests, and lay brothers, originally enrolled c.1191 as the Teutonic Knights of St. Mary of Jerusalem.

They became a great sovereign power through conquests made in campaigns against Germany's non-Christian neighbors, such as Prussia and Livonia from 1225. Abolished by Napoleon in 1809, the order was re-established in Vienna as an honorary ecclesiastical institution in 1834 and maintains a titular existence