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jetfoil

[jet-foil]
noun
  1. a passenger-carrying, jet-propelled hydrofoil, often having a control and stabilization system like that of an aircraft.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for jetfoil

jetfoil

noun
  1. a type of hydrofoil that is propelled by water jets

Word Origin for jetfoil

C20: from a blend of jet 1 + (hydro)foil
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012