| Niagara Falls | |
| —n | |
| 1. | (functioning as plural) the falls of the Niagara River, on the border between the US and Canada between Lake Erie and Lake Ontario: divided by Goat Island into the American Falls, 50 m (167 ft) high and approximately 300 m (985 ft) wide, and the Horseshoe or Canadian Falls, 47 m (158 ft) high and by some estimates well over 800 m (2625 ft) wide |
| 2. | (functioning as singular) a city in W New York State, situated at the falls of the Niagara River. Pop: 78 815 (2001) |
| 3. | (functioning as singular) a city in S Canada, in SE Ontario on the Niagara River just below the falls: linked to the city of Niagara Falls in the US by three bridges. Pop: 78 815 (2001) |