n. (Informal) crocodile; (Slang) weak and decrepit old person; person with poor health; (Slang) old car or boat; nonsense, rubbish (as in "that's the biggest croc I have ever heard")
CROC
Meaning of CROC in English
Explanatory English dictionary bed edition. Толковый словарь английского языка Редакция bed. 2012