en.wiktionary.orgE-road - Wiktionary, the free dictionary Contents From Wiktionary, the free dictionary From E (“for Europe”) + road. E-road (plural E-roads) A main road or motorway in Europe which is allocated an E-number. Many of these roads cross international borders. Euroroute European road with an E-number O'Dare, Roade, dorea, adore, oread, oared, Rodea