Meaning

noun someone who has committed a crime or has been legally convicted of a crime

noun a circular segment of a curve

noun a long staff with one end being hook shaped

originFrom Middle English croke, crok, from Old English *crōc (“hook, bend, crook”), from Proto-West Germanic *krōk, from Proto-Germanic *krōkaz (“bend, hook”), from Proto-Indo-European *greg- (“tracery, basket, bend”). Cognate with Dutch kreuk (“a bend, fold, wrinkle”), Middle Low German kroke, krake (“fold, wrinkle”), Danish krog (“crook, hook”), Swedish krok (“crook, hook”), Icelandic krókur…

Etymology from Wiktionary, CC BY-SA 3.0