crock2 (krok)

[Origin uncertain; perhaps the same as E. dial. croke, refuse, ME. croke, erok, a husk, hull, fig. refuse; cf. LG. krak, krāk, a thing of no value: see crock5.] Soot, or the black matter collected from combustion on pots and kettles or in a chimney; smut in general, as from coloring matter in cloth. [Colloq.] The boy grimed with crock and dirt, from the hair of his head to the sole of his foot. Dickens, Great Expectations, vii. crock2 (krok), r. [ Blacking and crocking myself by the contact. Dickens, Nicholas Nickle by, xlii. II. in trans. To give off crock, smut, or color: as, stockings warranted not to crock .