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1. A boatlike vehicle set on sharp runners, used for sailing on ice.
2. See icebreaker.
1. a vehicle for rapid movement on ice, usu. consisting of a T-shaped frame on runners propelled by sails.
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|Noun||1.||iceboat - a ship with a reinforced bow to break up ice and keep channels open for navigation|
ship - a vessel that carries passengers or freight
|2.||iceboat - a sailing vessel with runners and a cross-shaped frame; suitable for traveling over ice|