What is Approve?

Legal Definition
Approbare. To increase the profits upon a thing; as to approve land by increasing the rent. 2 Inst. 784.
-- Bouviers Law Dictionary
Legal Definition
To take to one's proper and separate use. To improve; to enhance the value or profits of anything. To encose and cultivate common or waste land. To approve common or waste land is to encose and convert it to the purposes of husbandry, which the owner might always do, provided he left common sufficient for such as were entitled to it. St. Mert. c. 4; St. Westm. 2, c. 46; 2 Bl. Comm. 34; 3 Bl. Comm. 240; 2 Steph. Comm. 7; 3 Kent, Comm. 406. In old criminal law. To accuse or prove; to accuse an accomplice by giving evidence against him.
-- Black's Law Dictionary
Legal Definition
To cultivate; to reclaim waste land.
-- Ballentine's Law Dictionary