a large, heavy, ellipsoidal stone or a similar object made of iron, usually having one rough side and one smooth side with a hole in the center of each for screwing in a handle by which the stone is released, for use in the game of curling. Found on https://www.infoplease.com/dictionary/curling-stone
a large, heavy, ellipsoidal stone or a similar object made of iron, usually having one rough side and one smooth side with a hole in the center of each for screwing in a handle by which the stone is released, for use in the game of curling.