bakaveragium Save DMLBS bakaveragium , carrying service on back (? of man or beast). 1302 custumarii debent per annum xlix averagia ‥ et j ~ium (Cust.) Suff Hund. 67 (cf. (Cust. Ely) Cust. Rents 66: 1251 averagium super dorsum).