In Anglo-Saxon and later medieval England: work done by a tenant for a lord, carried out on a regular basis a certain number of days each week; (also in plural) the requirement to carry out this type of work.
Usually associated with tenants of low status; see further R. FaithEng. Peasantry & Growth of Lordship (1997) 77–8, 211–2..
Origin
Old English; earliest use found in Laws: Rectitudines. From week + work.