A formal entry or memorandum of the recognizance or undertaking of special bail in civil actions, which, after being signed and acknowledged by the bail before the proper officer, is filed in the court in which the action is pending. 3 Bl. Comm. 291: 1 Tidd, Pr. 250; Worthen T. Prescott, GO Vt. 68, 11 Atl. 690; Nicolls v. Ingersoll, 7 Johns. (N. Y.) 154.