In law

Law

Law is a system of rules and guidelines which are enforced through social institutions to govern behavior, wherever possible. It shapes politics, economics and society in numerous ways and serves as a social mediator of relations between people. Contract law regulates everything from buying a bus...

, the term messuage equates to a dwelling-house

House

A house is a building or structure that has the ability to be occupied for dwelling by human beings or other creatures. The term house includes many kinds of different dwellings ranging from rudimentary huts of nomadic tribes to free standing individual structures...

 and includes outbuildings, orchard, curtilage

Curtilage

The curtilage is an important legal term to define the land immediately surrounding a house or dwelling, including any closely associated buildings and structures, but excluding any associated 'open fields beyond'. It defines the boundary within which a home owner can have a reasonable expectation...

 or court-yard and garden. At one time messuage supposedly had a more extensive meaning than that conveyed by the words house or site, but such distinction no longer survives.

A capital messuage is the main messuage of an estate

Estate (house)

An estate comprises the houses and outbuildings and supporting farmland and woods that surround the gardens and grounds of a very large property, such as a country house or mansion. It is the modern term for a manor, but lacks the latter's now abolished jurisdictional authority...

, the house in which the owner of the estate normally lives.

The word messuage derives from the Anglo-French

Anglo-Norman language

Anglo-Norman is the name traditionally given to the kind of Old Norman used in England and to some extent elsewhere in the British Isles during the Anglo-Norman period....

 mesuage (holding), probably a corruption of popular Latin

Latin

Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...

  mansio

Mansio

In the Roman Empire, a mansio was an official stopping place on a Roman road, or via, maintained by the central government for the use of officials and those on official business whilst travelling.-Background:The roads which traversed the Ancient World, were later surveyed,...

, whence modern French

French language

French is a Romance language spoken as a first language in France, the Romandy region in Switzerland, Wallonia and Brussels in Belgium, Monaco, the regions of Quebec and Acadia in Canada, and by various communities elsewhere. Second-language speakers of French are distributed throughout many parts...

maison (house), from manere (to dwell).