Black's Law Dictionary (2nd edition)dictionaries

Jus Banci

In old English law. The rlght of bench. The rlght or prlvilege of having an elevated and separate seat of judgment, anciently allowed only to the king’s judges, who hence were sald to administer high justice, (summam administrant justt-Ham.) Blount

Source: Black’s Law Dictionary 2nd Ed (1910)