Définitions
1.NounA writ directed to the sheriff, commanding him to take sureties, called mainpernors, for the prisoner's appearance, and to let him go at large.
2.NounDeliverance of a prisoner on security for his appearance at a day.
3.VerbTo allow (a prisoner) to go at large, on his finding sureties, or mainpernors, for his appearance on a given day.