Definition
A term from Old English and medieval Latin legal usage denoting a sum of money paid as a fine, premium, or consideration in connection with a grant, lease, or transfer of property. In old English legal practice, gersuma functioned as the entry payment made to a lord or grantor at the commencement of a tenancy or upon the conveyance of land — a lump-sum acknowledgment of the grantor's superior title and the grantee's acceptance of terms. The word also carried the broader sense of a reward, price, or the greater and better part of goods.
The term appears most frequently in old charters and conveyancing instruments, typically in Latin formulae of the form: *Sciatis me pro tot libris quas N. mihi dedit in gersumam, dedisse, concessisse* — "Know ye that I, for so many pounds which N. gave me as a gersuma, have given and granted..." In this construction, the gersuma is the named consideration that triggers the grant, serving a function analogous to the modern recital of consideration in a deed.
---
Why It Matters in Research
Researchers working in medieval English land records, manorial court rolls, monastic cartularies, and early Anglo-Norman charters will encounter gersuma (and its variant spellings) regularly. Several research traps deserve attention.
**Spelling variation is substantial.** The term appears in sources as *gersuma*, *gersum*, *gersume*, *garsuma*, and occasionally in anglicized forms. Index searches limited to a single spelling will miss significant occurrences.
**The term bridges two distinct legal functions.** In some instruments, gersuma identifies the purchase price or premium paid for a grant — essentially the fine for entry. In others, it describes a more general reward or the choicest portion of an estate's goods. Conflating these senses produces misreadings of charter intent. Context determines which meaning applies: a conveyancing formula points toward entry fine; a testamentary or inventory context points toward the goods-value sense.
**Relation to entry fines.** Gersuma is a predecessor concept to the later entry fine paid by copyhold tenants upon admission to a manor. Researchers tracing the history of copyhold or customary tenure will find gersuma in the earlier documentary record filling the same economic and legal role. The connection is important for understanding continuity in manorial practice across the Norman period.
**Latin charter formulae.** Because gersuma appears embedded in Latin conveyancing boilerplate, researchers unfamiliar with diplomatic formulae may overlook its legal significance. The term signals that a premium or consideration has been named, which has implications for determining the nature of the transaction — whether it was a gift, a sale, or a conditional grant.
**Absence from later sources.** The term does not survive into common law doctrine in a named form. Researchers looking for gersuma in post-medieval legal sources will not find it; its function was absorbed into the vocabulary of fines, entry fines, and consideration. This makes gersuma a terminus for historical research rather than a bridge to living doctrine.
---
Historical Dictionary Support
Burrill's Law Dictionary draws on Spelman and the Saxon Chronicle to establish the term, citing entries at A.D. 1035 and 1065. Burrill correctly identifies the dual valence — price or reward on one hand, fine or consideration on the other — and recognizes that the conveyancing formula sense dominates the legal record. The illustrative Latin formula Burrill provides is the most useful element of the entry, as it shows exactly how gersuma functioned as the named consideration in a grant.
Burrill's treatment is necessarily sparse given the term's obsolescence by the time legal dictionaries were compiled in earnest. No substantive treatment appears in later general legal dictionaries such as Black's or Bouvier's, reflecting the term's confinement to specialist medieval and Anglo-Saxon legal history. Researchers requiring fuller treatment should consult Spelman's *Glossarium Archaiologicum* directly, along with Du Cange's *Glossarium Mediæ et Infimæ Latinitatis* for the continental Latin parallels.
Spelman, whom Burrill cites, is the authoritative primary reference. His glossary entries connect gersuma to broader Germanic and Scandinavian cognates, suggesting the term arrived in England through the Danelaw or earlier Germanic settlement patterns — context that matters for understanding its geographic distribution in the documentary record.
---
Jurisdictional Note
Gersuma is an English legal term with no meaningful parallel in Scots, Irish, or continental legal systems under the same name, though functionally equivalent entry premiums existed across feudal Europe. Its documentary presence is heaviest in the English Midlands and areas of Danelaw influence.
---