- Being able to be driven, or suitable for driving, on the open road.
- 1851, Thomas Carlyle, The French Revolution: A History:
- It was one of the rapidest Constitutions ever put together; made, some say in eight days, by Hérault Séchelles and others; probably a workmanlike, roadworthy Constitution enough; — on which point, however, we are, for some reasons, little called to form a judgment.
- 1937 July 15, Maxwell Grant, “House of Silence”, in The Shadow:
- The coupe shrieked as it hit the curve, but Harry managed the twist with precision and the roadworthy car responded.
able to be driven