mo·​tor·​boat | \ ˈmō-tər-ˌbōt How to pronounce motorboat (audio) \

Definition of motorboat

: a boat propelled usually by an internal combustion engine

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Other Words from motorboat

motorboater \ ˈmō-​tər-​ˌbō-​tər How to pronounce motorboater (audio) \ noun
motorboating \ ˈmō-​tər-​ˌbō-​tiŋ How to pronounce motorboating (audio) \ noun

Synonyms for motorboat


powerboat, speedboat, stinkpot [slang]

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Examples of motorboat in a Sentence

motorboats are banned on the lake because they are a hazard to swimmers

Recent Examples on the Web

The fact that motorboats have been used so extensively to ferry the wet cargoes over from the Canadian shore would indicate that both tales are false. Popular Mechanics Editors, Popular Mechanics, "Rewind: What Guarding Uncle Sam's Borders Was Like in 1925," 11 Feb. 2019 Crown jewels belonging to the Swedish royal family were stolen in a daring heist by thieves who escaped on a motorboat today, reports claim. Jay Akbar, Fox News, "Thieves swipe Swedish crown jewels, then escape on motorboat," 31 July 2018 Under the age-old international law, the rum ships in the Atlantic and Pacific could anchor but three miles from shore and in plain sight of the coast sell their cargoes to motorboats and rowboats from land. Popular Mechanics Editors, Popular Mechanics, "Rewind: What Guarding Uncle Sam's Borders Was Like in 1925," 11 Feb. 2019 Ernesto Jicca, a local guide, and motorboat driver, rest by a waterfall. Austin Merrill, WSJ, "The Amazon: The Heart of the World," 3 Dec. 2018 An impromptu transportation strike has shut down the vaporettos, so today the Grand Canal is the province of snappy motorboats and lacquered black gondolas. Jean Bond Rafferty, Town & Country, "Dispatches from the Renaissance," 17 Dec. 2012 Muhammad Fadli for The Wall Street Journal 1 of 8 ••••• Deep in rain-forest villages accessible only by motorboat, Mr. Hartono’s company got to work. Jon Emont, WSJ, "One Man’s Money-Draining Bet on Climate Change," 27 Dec. 2018 On Tuesday, some of the family's crown jewels were stolen in a high-speed motorboat heist. Caroline Hallemann, Town & Country, "Swedish Prince Carl Philip Just Posted a Sweet Photo of His Two Sons on Instagram," 3 Aug. 2018 When the HotTug isn't filled, it can be used as a motorboat to explore open waters. Lauren Smith, House Beautiful, "This Floating Hot Tub Is the Definition of Relaxation," 15 Aug. 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'motorboat.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of motorboat

1890, in the meaning defined above

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Statistics for motorboat

Last Updated

23 Apr 2019

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Time Traveler for motorboat

The first known use of motorboat was in 1890

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More Definitions for motorboat



English Language Learners Definition of motorboat

: a boat with a motor


mo·​tor·​boat | \ ˈmō-tər-ˌbōt How to pronounce motorboat (audio) \

Kids Definition of motorboat

: an often small boat driven by a motor

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Comments on motorboat

What made you want to look up motorboat? Please tell us where you read or heard it (including the quote, if possible).


having no equal

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