Golden Horseshoe

Etymology
Reportedly coined by Westinghouse President Herbert H. Rogge, in a speech to the Hamilton Chamber of Commerce on 12 Jan. 1954.

Proper noun

 * 1)  The U-shaped area of the Canadian province of Ontario which extends along the northwestern, western, and southwestern shoreline of Lake Ontario from metropolitan Toronto to the Niagara River, comprising one of Canada's most populated and economically productive regions.