heavy-duty
Americanadjective
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providing an unusual amount of power, durability, etc..
heavy-duty machinery; heavy-duty shoes.
-
very important, impressive, or serious.
heavy-duty involvement; heavy-duty questions.
noun
-
made to withstand hard wear, bad weather, etc
heavy-duty uniforms
-
subject to high import or export taxes
Etymology
Origin of heavy-duty
First recorded in 1910–15
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Now, many of them are going electric, especially in China, as diesel prices skyrocket and new technology makes it possible for heavy-duty trucks to charge quickly or swap batteries in minutes.
From The Wall Street Journal ● Nov. 2, 2026
Businesses will be able to apply for up to £16,000 to improve heavy-duty vehicles and £4,500 for light-duty vehicles.
From BBC ● Oct. 23, 2026
I talk about some heavy-duty topics, but I make them funny.
From Los Angeles Times ● Oct. 1, 2026
Sales of Ford’s F-Series trucks, which include the F-150 and heavy-duty pickups, are down 11%.
From The Wall Street Journal ● Sep. 30, 2026
Because underneath his jeans, Jamie was wearing his heavy-duty long underwear.
From "Goodbye Stranger" by Rebecca Stead
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
