Home › Words › U › usanianusanian/juːˈseɪni.ən/usanian · adj — of or pertaining to the United States of America.Definition from Wiktionary (CC BY-SA 3.0).usanian is pronounced /juːˈseɪni.ən/.EtymologyUSA + -an + -ian, parallel to Panamanian, etc.; or Usania + -anadjOf or pertaining to the United States of America.e.g.“In addition to a detailed analysis of the growth of 5 USAnian cities of metropolitan proportians—Boston, New York, Philadelphia, Chicago and Los Angeles— […]” — 1947, Journal of the American Institute of Planners, volume 13, page 41:nounAn inhabitant or citizen of the United States of America.e.g.“I remember Juan Trippe arriving at Croydon from Paris in a Handley Page Hercules, at which that great pseudo-Usanian Cy Caldwell had thrown the jeer that it embodied “ built-in head winds.”” — 1945, Charles Grey Grey, The civil air war, page 116:Definitions & examples from Wiktionary (CC BY-SA 3.0).