An irregular bit of stone.
1840. See CAVORT.
1869. [He labeled] the other half, Darnick from the Tomb of Abelard and Heloise.Mark Twain, The Innocents Abroad, chap. xxxv.
1878. As soon as he conceited what was up, he gathered a dornick, and was just drawin back to send the strange dog where theys no fleas, when the stranger saw him and went one better.J. H. Beadle, Western Wilds, p. 185.