Meaning

noun a black colloidal substance consisting wholly or principally of amorphous carbon and used to make pigments and ink

noun nonsense; foolish talk

noun an earthen jar (made of baked clay)

originFrom Middle English crok, crokke (“earthenware jar, pot, or other container; cauldron; belly, stomach”) [and other forms], from Old English crocc, crocca (“crock, pot, vessel”) [and other forms], from Proto-West Germanic *krokku, *krokkō, from Proto-Germanic *krukkō, *krukkô (“vessel”), perhaps from Proto-Indo-European *grewg- (“vessel”). The English word is cognate with Danish and Norwegian…

Etymology from Wiktionary, CC BY-SA 3.0