heavy-duty

adjective

heavy-du·​ty ˈhe-vē-ˈdü-tē How to pronounce heavy-duty (audio)
-ˈdyü-
1
: able or designed to withstand unusual strain
heavy-duty trucks
2
: intensive
heavy-duty bargaining
3
: important, prominent
heavy-duty lawyers

Examples of heavy-duty in a Sentence

some heavy-duty lobbying on the part of the president was necessary in order to get the bill passed a group of heavy-duty politicians and other notables attended the gala
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The order also postpones Vermont’s compliance with another California rule that creates zero-emission mandates for heavy-duty trucks. David Mark, The Washington Examiner, 13 June 2025 Colorado’s adoption of California’s Advanced Clean Truck standards also required medium- and heavy-duty truck manufacturers to sell an increasing percentage of zero-emission vehicles starting in 2027. Noelle Phillips, Denver Post, 13 June 2025 In addition, the all-aluminum umbrella bones and eight heavy-duty ribs are anti-oxidation spray painted to extend the umbrella’s life and keep it from rusting. Sandi Schwartz, Better Homes & Gardens, 13 June 2025 Real seltzer requires heavy-duty glass bottles that are a quarter-inch-thick on the side and a half-inch-thick on the bottom. Liza Weisstuch, Smithsonian Magazine, 12 June 2025 See All Example Sentences for heavy-duty

Word History

First Known Use

1914, in the meaning defined at sense 1

Time Traveler
The first known use of heavy-duty was in 1914

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Cite this Entry

“Heavy-duty.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heavy-duty. Accessed 16 Jun. 2025.

Kids Definition

heavy-duty

adjective
heavy-du·​ty
ˌhev-ē-ˈd(y)üt-ē
: able or designed to take hard use or great strain
heavy-duty vehicles
Last Updated: - Updated example sentences
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