Errant

Webster's Dictionary of the English Language

·noun One who wanders about.

II. Errant ·adj Notorious; notoriously bad; downright; arrant.

III. Errant ·adj Wandering; deviating from an appointed course, or from a direct path; roving.

IV. Errant ·adj Journeying; itinerant;

— formerly applied to judges who went on circuit and to bailiffs at large.