Venditor regis
Defined in 2 dictionaries — Ballentine's (1916), Black's (1910)
Ballentine's Law Dictionary
James A. Ballentine · 1916
The king’s salesman of goods seized to pay a debt due the king.
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
In old English law. The king's seller or salesman ; the person who exposed to sale those goods and chattels which were seized or distrained to answer any debt due to the king. Cowell.
Defined under Venditor in Black's Law Dictionary.