Etymology
From Middle English crocard, from Anglo-Norman crocard/Old French crokard, of uncertain origin. Possibilities include: * that it is from croc (“hook”), from a Scandinavian language (compare Old Norse krókr (“hook”)) + -ard. * that it is related to croquier (“break in pieces”). * that it is a diminutive of Middle English crok (“a crock, a potsherd”).
Definitions & examples from Wiktionary (CC BY-SA 3.0).