SPALLS
Noun
spalls
plural of spall
Source: Wiktionary
SPALL
Spall, n. Etym: [OF. espaule; cf. It. spalla. See Epaule.]
Definition: The shoulder. [Obs.] Spenser.
Spall, n. Etym: [Prov. E. spall, spell. See Spale, Spell a splinter.]
Definition: A chip or fragment, especially a chip of stone as struck off
the block by the hammer, having at least one feather-edge.
Spall, v. t.
1. (Mining)
Definition: To break into small pieces, as ore, for the purpose of
separating from rock. Pryce.
2. (Masonry)
Definition: To reduce, as irregular blocks of stone, to an approximately
level surface by hammering.
Spall, v. i.
Definition: To give off spalls, or wedge-shaped chips; -- said of stone, as
when badly set, with the weight thrown too much on the outer surface.
Source: Webster’s Unabridged Dictionary 1913 Edition