Definition
A fine levied for adultery or fornication, paid by the offender to the lord of the manor in which the offense occurred. Lairesite was a feudal exaction, not a criminal penalty imposed by the crown, but rather a manorial perquisite — a payment owed to the lord arising from the moral misconduct of those within his jurisdiction. It functioned as a form of lord's privilege over the personal conduct of persons living on his lands, particularly serfs or villeins whose bodies and conduct were, under feudal theory, subject to his authority.
Why It Matters in Research
Lairesite is an arcane term of feudal English manorial law with effectively no modern legal existence. Researchers encountering it will almost exclusively do so in historical sources — records of manorial courts, treatises on feudal tenure, or discussions of ecclesiastical and secular overlap in regulating sexual morality.
The term is significant primarily for understanding the intersection of feudal lordship and moral regulation in medieval England. It illustrates how certain offenses that we would today classify as purely ecclesiastical (subject to church courts) or purely criminal could generate parallel, private financial obligations running to a lay lord. This overlap between church jurisdiction over sin and manorial jurisdiction over conduct is a recurring complication in pre-modern English legal history and is easy to misread in primary sources.
Researchers should also note that the fine was manorial, not royal. It does not appear in common law pleading records or in the mainstream Year Books in the way that royal court actions do. Evidence of lairesite will more likely surface in manorial rolls, custumals, and surveys of particular lordships than in central court records.
The Coke reference (4 Institutes) is the standard citation for this term and should be the first stop for any researcher seeking contemporaneous legal authority. Coke's discussion places the term within the broader framework of manorial customs and lord-tenant obligations. Researchers working with the Institutes should treat this as a descriptive account of existing manorial custom rather than a statement of common law principle.
Historical Dictionary Support
Black's Law Dictionary (2nd Ed., Supplemental) defines lairesite as "a fine for adultery or fornication, anciently paid to the lords of some manors," citing Coke's Fourth Institute at page 206. This is a spare entry — little more than a label and a source — which reflects the term's status as a historical curiosity even by the time of Black's compilation.
The entry in Black's is notable for the qualifier "some manors," which signals that lairesite was not a universal manorial custom but rather a localized one. This is consistent with the broader character of feudal manorial rights in England, which varied considerably from lordship to lordship depending on the terms of original grants, local custom, and the specific status of tenants involved. Researchers should not assume lairesite applied uniformly across manorial England; its existence in any particular manor would require affirmative evidence.
No significant elaboration appears in the standard historical legal dictionaries beyond what Black's provides. The term is absent or minimally treated in most later compilations, suggesting it had already passed out of living legal relevance well before the modern era of legal lexicography.
Jurisdictional Note
Lairesite is exclusively English in origin and application, arising from the feudal manorial system. It has no counterpart in American, Scottish, or continental legal traditions, and its practical relevance ended with the decline and eventual abolition of copyhold and manorial incidents in England.