(transitive) To compute the average of, especially the arithmetic mean.
(transitive) Over a period of time or across members of a population, to have or generate a mean value of.
(transitive) To divide among a number, according to a given proportion.
(intransitive) To be, generally or on average.
Noun
(Britain, law, obsolete) The service that a tenantowed his lord, to be done by the animals of the tenant, such as the transportation of wheat, turf, etc.