congestion pricing
n.— «It is an idea that has been successful in London, and is now being whispered around City Hall after months of behind-the-scenes work by the Partnership for New York City, the city’s major business association: congestion pricing.» —“Driving Around in Busy Manhattan? You Pay, Under Idea to Relieve Car Congestion” by Sewell Chan New York Times Nov. 11, 2005. (source: Double-Tongued Dictionary)