sher'-if (Aramaic tiphtaye' "judicial," "a lawyer," "a sheriff" (Da 3:2 f]): Probably a "lawyer" or "jurist" whose business it was to decide points of law. At best, however, the translation "sheriff" is but a conjecture.
The International Standard Bible Encyclopedia
Sheriff
The International Standard Bible Encyclopedia, James Orr (1915). Public domain, from the CrossWire SWORD module.