1. a boat or vehicle with runners and sails designed to travel over ice

Examples

• The iceboat glided swiftly across the frozen lake.
• He built his own iceboat for winter racing.
• Iceboats can reach speeds much faster than regular sailboats.
• The iceboat’s sharp runners cut through the smooth ice.
• She learned to sail an iceboat on the frozen bay.
• The iceboat regatta attracted sailors from across the region.