†(a) the occupation, skill, or craft of a highwayman (obsolete); (b) knowledge of or skill in matters relating to the use of the road, now esp. to…

(a) the instinctive knowledge or awareness acquired by tramps, etc., on the road (rare). (b) the ability to behave in a safe or sensible way on…

Skill in the use of roads, esp. as a motorist; driving regarded as an art or accomplishment.