What is "avenage"

Avenage \Av"e*nage\, n. [F. avenage, fr. L. avena oats.] (Old Law) A quantity of oats paid by a tenant to a landlord in lieu of rent.
--Jacob.

n. (context obsolete legal English) A quantity of oats paid by a tenant to a landlord in lieu of rent.

In law, avenage was the payment of a certain quantity of oats to a landlord, in lieu of some other duties; or, as a rent, from the tenant. The word is French, formed of the Latin, avena, oats.