or crocus-metallorum, croakus, subs. (common).A doctor; specifically, a quack. [Conjecturally, a derivative of CROAK = to die. Cf., quot. 1781, under CROCUSSING RIG.]
ENGLISH SYNONYMS. Pill; squirt; butcher; croaker; corpse-provider; bolus; clyster; gallipot. [Several of these terms also = an apothecary.]
FRENCH SYNONYMS. Un dragueur (popular: literally a dredging machine); un cliabeau (a doctor at St. Lazare); un bénévole (popular: a young doctor, especially one walking the hospitals); un marchand de morts subites (common: literally a dealer in sudden death. Cf., CORPSE PROVIDER).
GERMAN SYNONYM. Rofe or Raufe (from the Hebrew).
ITALIAN SYNONYMS. Maggio (signifying God, king, lord, and pope); posteggiatore (literally he that places; used of any charlatan, but particularly of a quack doctor); dragon di farda.
1785. GROSE, A Classical Dictionary of the Vulgar Tongue. CROCUS, or CROCUS METALLORUM, a nick name for the surgeons of the army and navy.
185161. H. MAYHEW, London Labour and the London Poor, vol. I., p. 231 (quoted in list of patterers words).
1857. SNOWDEN, Magistrates Assistant, 3 ed., p. 444, s.v.