local. [UN-2 4 + CALLOW sb. 3.] trans. To clear (clay, marl, etc.) of the surface soil; to remove (soil) for this purpose. Also intr. Hence Uncallowing vbl. sb.
1729. Act 2 Geo. II., 313. They are hereby obliged and required to uncallow and take off all the Soil, Mould, or other Compost, lying upon the said Earth.
1787. W. H. Marshall, Norfolk (1795), I. 396, note. One individual gives 4d. and 6d. a load for casting: besides the uncallowing, which he pays for extra by the day.
1824. Mechanics Mag., No. 33. 77. This is done by removing the vegetable mould from the surface, which is called uncallowing.
1842. Civil Eng. & Arch. Jrnl., V. 85/2. The uncallowing and resoiling together must be taken at the lowest price of 3d. and 31/2d.