Black's Law Dictionary (2nd edition)dictionaries

Laudemium

Lat in the clvll law. a sum paid by a new emphytcuta (q. v.) who acquires the emphyteusis, not as helr, but as a singular successor, whether by glft, devise, exchange, or sale. It was a sum equal to the fiftieth part of the purchase money, paid to the dominus or proprietor for his acceptance of the new emphytcuta. Mackeld. Rom. Law*, ft 328. Called, in old English law, “acknowledgment money.” Cowell

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