an elderly infirm personan old, often broken-down, vehicle [Middle English crok old disabled animal, prob of Scandinavian origin]
a thick earthenware pot or jara piece of broken earthenware used esp to cover the bottom of a flowerpotan item of crockerychiefly NAmer, informal a lie, fabrication, or piece of nonsense [Old English crocc]
(also + up) to injure, weaken, or disable (somebody or something) I've crocked my backNAmer to make (somebody) drunk The man was crocked verb intransinformal (also + up) to break down; to collapse