Aver penny
A New Law Dictionary and Glossary · Alexander M. Burrill · 1850
A New Law Dictionary and Glossary
Averpeny. [quasi average penny.] In old English charters. Money contributed towards the king's averages, (carriages cum averiis); or money given to be freed thereof. Rastal Expos. verb. cited in Cowell.
Blount. 2 Inst. 35.