The keeping possession of what belongs to another; detention of what is another's, even though the original taking may have been lawful. Forcible detainer is indictable at common law.
(b)
A writ authorizing the keeper of a prison to continue to keep a person in custody.
... early days of the territory a large part of the legal business arose out of misunderstandings about claim lines and the attempts of settlers to jump the claims of other people. These suits usually took the shape of trespass and forcible entry and detainer. In some instances they ripened into assaults and batteries, and were generally tried before justices of the peace. Nearly all the people were French, and that language was quite as usually spoken as English. ... — The History of Minnesota and Tales of the Frontier • Charles E. Flandrau