Crementum comitatus
A New Law Dictionary and Glossary · Alexander M. Burrill · 1850
A New Law Dictionary and Glossary
Lat.
In old English law
The increase of the county. The sheriffs of counties anciently answered in their accounts for the improvement of the king's rents above the ancient vicontiel rents, under this title.
Hale's Sheriffs' Accounts, 86.
Wharton's Lex.