noun
(dialectal) Sandy gravel; loamy gravel used for puddling.
(dialectal) Gravelly yellow clay.
(dialectal) A brick in a kiln that is crumbly due to not being thoroughly burned, usually one that lies outermost.
adjective
(dialectal) Mixed with lime for mortar.
(of bricks) Imperfectly burnt; (by extension) soft and crumbling.