yellow vulture n.— «Time-distance ticketing systems use multiple cameras spaced far apart on a freeway. Each car is photographed once as it enters the first section of road. Miles later a second photograph is taken that allows the...
drone car n.— «Drone cars, as they’re called, were out in force this Memorial Day weekend. The driverless cruisers, parked along busy freeways, slow speeders merely by their presence.» —“Empty patrol cars make roads...
chicane n. a barricaded, tightly curved, or zig-zagged roadway that forces traffic to slow while still permitting it to pass; the series of structures which form such a roadway. (source: Double-Tongued Dictionary)