Croc in English dictionary croc Meanings and definitions of "Croc" (informal) A crocodile. noun (informal) A crocodile. noun A plastic slip-on shoe. more Grammar and declension of Croc croc ( plural crocs) croc (plural crocs) more Croc Sample sentences with "Croc" Declension Stem Try again Available translations Cornish Eastern Arrernte Estonian French German Persian Polish Spanish Torres Strait Creole Authors