Definition of hearthstone:
(v) :
to scour, as a floor, with hearthstone
"1876: Hallberger's Illustrated Magazine, page 202 - We've a woman come in twice a week, to scrub, and red-brick, and hearthstone, and black-lead, and the rest we manage ourselves."
Definition of hearthstone:
(v) :
to scour, as a floor, with hearthstone
"1876: Hallberger's Illustrated Magazine, page 202 - We've a woman come in twice a week, to scrub, and red-brick, and hearthstone, and black-lead, and the rest we manage ourselves."