Definition
Latin: "a free and lawful man." In old English law, the phrase denoted a person who possessed the full legal standing required to participate in the administration of justice — most specifically, to serve as a juror. The term combined two distinct qualifications: freedom from servitude or villeinage (liber) and legal integrity untainted by infamy, outlawry, attainder, or other disqualification (legalis). Only a person who satisfied both conditions was competent to be sworn and to render a verdict.
Common Confusion
The two component requirements are sometimes treated as a single, undifferentiated standard, but they addressed separate grounds of disqualification. A villein might be a man of blameless personal character yet still fail the liber requirement. Conversely, a free man convicted of an infamous crime, or one who had been outlawed, could fail the legalis requirement while being technically free. Historical sources occasionally use the phrase as a shorthand for general legal capacity without distinguishing which limb is at issue; researchers should attend to context.
Why It Matters in Research
This phrase is the controlling term for juror competency in medieval and early common law sources. When reading Bracton, Fleta, Coke on Littleton, or Blackstone on jury formation and challenges, liber et legalis homo is the operative standard being applied, not a passing descriptor. Researchers working on the history of trial by jury, jury challenges for cause, or the development of juror qualifications will encounter this phrase repeatedly and need to understand that it carries technical weight, not merely honorific meaning.
The phrase also marks a historical boundary. Because the standard presupposed a society divided between free persons and villeins, its practical force eroded as villeinage declined after the fourteenth and fifteenth centuries. By the time Blackstone discusses jury qualification in the eighteenth century, the liber condition had largely become a formal remnant rather than a live screen, while the legalis condition evolved into modern rules about juror disqualification for conviction of certain offenses — what common law later called the doctrine of infamy. Researchers tracing the modern law of juror competency backward should follow the legalis strand in particular.
A secondary trap: the phrase appears in contexts beyond jury service — in older pleading and in discussions of witness competency — where "lawful man" carried analogous weight as a marker of testimonial capacity. Do not assume every instance refers specifically to jurors; read the surrounding procedural context.
Historical Dictionary Support
Black's Law Dictionary and Burrill's Law Dictionary are in full agreement, both defining the phrase identically as "a free and lawful man" applied to jurors "from the earliest period." Burrill is the more useful source here because it supplies the primary authority chain: Bracton (fol. 14b, 179b), Fleta (lib. 4, c. 5, § 4; lib. 6, c. 25, § 4), Coke's Littleton (155a), and Blackstone's Commentaries (3 Bl. Com. 340, 362). This chain runs from the thirteenth century through the eighteenth and confirms the phrase's durability as a term of art across the full span of classical common law. Neither dictionary engages with the question of what happened to the standard as villeinage disappeared, or how its two components were separately enforced — that analytical work is left to the primary sources and treatise literature.
Jurisdictional Note
The phrase is specific to the English common law tradition and appears in American sources only in historical or comparative contexts. American jurisdictions developed their own statutory frameworks for juror qualification that displaced the old Latin formula, though the underlying policy concerns — freedom from improper dependence, absence of legal infamy — persisted in modified form.