Oxford Dictionary English road tax noun noun BrE BrE//ˈrəʊd tæks// ; NAmE NAmE//ˈroʊd tæks// [uncountable] The car industry Add to my wordlistjump to other results(in Britain) a tax that somebody who owns a car must pay to drive on the roads Wordfindercaraccelerate, brake, car, commute, driving, licence, motorist, road, road tax, traffic See related entries: The car industryCheck pronunciation: road tax oxfordlearnersdictionaries.com