Niagara River(redirected from Niagra river)
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|Noun||1.||Niagara River - a river flowing from Lake Erie into Lake Ontario; forms boundary between Ontario and New York|
Canada - a nation in northern North America; the French were the first Europeans to settle in mainland Canada; "the border between the United States and Canada is the longest unguarded border in the world"
U.S.A., United States, United States of America, US, USA, America, the States, U.S. - North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776