Brit. /gats/, U.S. /gætso/ (Shortened < the name of Maurice Gatsonides 1911-98, Dutch racing driver, who invented the prototype.)
A proprietary name for: a camera employed in police traffic control, which uses radar to measure the speeds of vehicles, photographing those exceeding a specified limit. Freq. attrib., esp. in Gatso camera, -meter.
1978 (title) Gatso mini radar..instruction manual. 1987Camera Weekly 25 July 55/4 The Gatsometer uses a radar gun behind a police car's radiator grille to trigger a camera mounted behind the windscreen. 1992Daily Tel. 1 July 4/5 The Gatso cameras have been used as evidence to prosecute offenders jumping traffic lights. 2001Guardian 14 Aug. 3/1 The government yesterday gave its strongest signal yet that Specs, Gatsos and Vascars--and the rest of the growing police armoury of speed cameras--are to become as routine as traffic lights on British roads.