Meaning of water-bus

wa•ter-bus

Pronunciation: (wô'tur-bus", wot'ur-), [key]
— pl. -bus•es, -bus•ses.
  1. vaporetto.
  2. any small ship or boat serving as a passenger shuttle.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.