arcagium

1 arcagium , (?) contribution to, or payment for use of, coffer (mon.). c1075 trado ‥ ecclesiam de Montleiscent, ‥ necnon monasterii ~ium, quantum G. tenuit, decimamque molendini mei (Ch. S. Ebrulf, Norm.) Ord. Vit. V 15 p. 425.

2 arcagium , payment to builders on completion of arch (cf. arcus 4). 1326 dat’ cementariis super murum in camera predicta cum archag’ et potacione ex curialitate Sacr. Ely II 55; 1333 liberat’ cementariis pro arcag’ eorum die qua magna gabla perclusus [sic] fuit, quod habere debent de antiqua consuetudine KR Ac 469/12 (Westminster) .