Pronunciation: (ku-dOO'sē-us, -syOOs, -shus, -dyOO'-),[key] —n., —pl.-ce•iPronunciation: (-sē-ī").[key] 1. Class. Myth.the staff carried by Mercury as messenger of the gods.
2. a representation of this staff used as an emblem of the medical profession and as the insignia of the U.S. Army Medical Corps. Cf. staff of Aesculapius.