heavy-duty

adjective

heavy-du·​ty ˈhe-vē-ˈdü-tē How to pronounce heavy-duty (audio)
-ˈdyü-
Synonyms of heavy-dutynext
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.
Use freezer-safe, airtight containers or heavy-duty zip-top bags, pressing out excess air before sealing. Alexandra Emanuelli, Southern Living, 12 Feb. 2026 Removable end caps allow for easy removal and installation, without disassembling the entire heavy-duty system. Kate McGregor, Architectural Digest, 11 Feb. 2026 By implementing the technology in heavy-duty fleets that already use central stations, the infrastructure requirements are more manageable as the technology scales. Aman Tripathi, Interesting Engineering, 8 Feb. 2026 With winter weather not quite yet behind us (ugh), this under-$30 heavy-duty door mat both drains and dries quickly to keep your doorstep free of snow, water, and ice buildup. Stephanie Osmanski, Better Homes & Gardens, 7 Feb. 2026 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 15 Feb. 2026.

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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