patroon /pəˈtɹuːn/ noun1 •(US) One of the landowning Dutch grandees of the Dutch colony of New Amsterdam, especially after it became a British possession renamed as New York.Dr. Tucker accompanied us on our return; and we made a call on General Van Rensselaer. He is the Patroon, or Lord of the Manor here; and is considered the greatest landholder in the United States. — 1835 formspatroons