Meaning

originOrigin uncertain. Likely from Middle English coke, colk (“the core or heart of an apple or onion, pith”), from Old English *colc (“the gullet, esophagus; pit of the stomach; trench, pit, gully”), from Proto-West Germanic *kolk, from Proto-Germanic *kulkaz, *kulukaz (“gullet”), from Proto-Indo-European *gʷel- (“to devour, swallow, gulp; throat, gullet”). Possibly a doublet of coke.

Etymology from Wiktionary, CC BY-SA 3.0