(obsolete) A state of being found guilty of an offence.
1637, Philemon Holland (translator), Britain, or A Chorographicall Description […] by William Camden, London: George Latham, “The O-Neales, and their rebellions in our time,” p. 122,
The title and place of Earle of Tir-Oen was presently granted: but as touching the inheritance, considering that upon the forfaiture and attainture of Shan O-Neale the Kings of England were invested therein, the matter was referred unto Queene Elizabeth: