Obs. rare. [ad. L. suffossio, -ōnem, f. suffodĕre, f. suf- = SUB- 3, 25 + *fodĕre to dig.] Digging under or up; undermining.
1623. Cockeram, Suffossion, an undermining.
c. 1625. Bp. Hall, St. Pauls Combat, I. Wks. 1634, II. 440. Those suffossions of walls [etc.]. Ibid. (1648), Select Th., I. § 32. What is it to tell of the suffossion of her vineyards? vastation of her tents?