'iceboat' definitions:

Definition of 'iceboat'

(from WordNet)
noun
A ship with a reinforced bow to break up ice and keep channels open for navigation [syn: icebreaker, iceboat]
noun
A sailing vessel with runners and a cross-shaped frame; suitable for traveling over ice [syn: iceboat, ice yacht, scooter]

Definition of 'iceboat'

From: GCIDE
  • iceboat \iceboat\ n.
  • 1. A ship with a reinforced bow to break up ice and keep channels open for navigation; an icebreaker.
  • Syn: icebreaker. [WordNet 1.5]
  • 2. a sailing craft with runners and a cross-shaped frame; suitable for traveling over ice; it is usually propelled by a sail, and sometimes by an engine-powered propeller.
  • Syn: ice yacht. [WordNet 1.5]