πορθμεύς

A. ferryman, Od. 20.187, Aeschin. 3.158, SIG 633.104(Milet., ii B.C.), BGU 1188.11 (i B.C.), etc.; π. νεκύων, of Charon, E. Alc. 253 (lyr.), cf. Call. Fr. 440.

2. generally, boatman, seaman, esp. as one of the crew of a passenger-ship, Hdt. 1.24, Ar. Ec. 1086, Theoc. 1.57.

3. metaph., conveyer, 'purveyor', τῶν καθ’ ἡμέραν λεγομένων Lib. Or. 18.15.