Black's Law Dictionary (2nd edition)dictionaries

Ex Assensu Patris

By or with the consent of the father. A species of dower ad ostium ecclesia, during the life of the father of the husband; the son, by the fa-ther’s consent expressly given, endowing his wife with parcel of his father’s lands. Abol-ished by 3 & 4 wm. IV. c. 105, { 13

Source: Black’s Law Dictionary 2nd Ed (1910)