• synonyms


  1. a boat propelled by mechanical power.
  2. motorboat.
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Origin of powerboat

First recorded in 1905–10; power + boat
Related formspow·er·boat·ing, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for powerboat

Historical Examples of powerboat

  • They say sometimes freight is carried up this river with a powerboat.

    Young Alaskans in the Far North

    Emerson Hough

  • Having seen the exquisite dragged aboard the Duchess, most of the girls on the other powerboat gave their attention to the dog.

  • Too many cops about and so he grabbed a powerboat, paddled away from the docks at night and started for the open sea.

  • I think thats what is meant, assented the pilot and engineer of the powerboat the boys had chartered.

  • All day long the powerboat kept constantly moving down the reaches of the Danube River.

British Dictionary definitions for powerboat


  1. a boat propelled by an inboard or outboard motor
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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