sousveillance n.— «You get into a taxi cab, you’re under surveillance. There’s a camera taking pictures of you. If you were to photograph the cab driver, that would be what I call sousveillance. If you walked into a department store and...
flyero n.— «They call themselves Los Flyeros—The Flier People—and they say it with a certain esprit de corps. They stand on street corners and in doorways along Fourth Street, swooping into the path of passing pedestrians, offering fliers...
groove n. an ideal driving path on a car-racing track. (source: Double-Tongued Dictionary)