sapped, ppl. a.
(sæpt)
[f. sap v.1 + -ed1.]
Undermined. Also, eroded or broken off by glacial sapping.
| 1716 Gay Trivia iii. 389 Her sap'd Foundations. 1840 Dickens Old C. Shop liii, Here were the rotten beam, the sinking arch, the sapped and mouldering wall. 1972 J. G. McCall in C. Embleton Glaciers & Glacial Erosion xi. 220 The general lack of any further frost action on the ‘sapped’ blocks of rocks which formed the moraine and screes in the area. |