Essoin

noun

1. In old English law, an excuse for not appearing in court to defend an action on the day appointed for that purpose; the alleging of such an excuse.
2. Excuse; exemption.
3. One who is excused for non-appearance in court on the day appointed.
4. In law, allowed for the appearance of suitors: an epithet applied to the first, three days of a term, now disused.
5. An excuse for not appearing in court at the return of process; the allegation of an excuse to the court.