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.
On the higher end, de Buyer’s Mineral B Pro offers heavy-duty construction and a thicker pan base. Jesse Raub, Bon Appetit Magazine, 18 Dec. 2025 Save high heat for items that are heavy-duty or require sanitizing. Brandee Gruener, Southern Living, 17 Dec. 2025 That engine is tied to a 6-speed automatic transmission, with heavy-duty components equipped all over the car, including a heavier transfer case and axles. Erik Shilling, Robb Report, 17 Dec. 2025 Ford said the next generation of the F150 will have a 700-mile range and improved heavy-duty towing. Chris Isidore, CNN Money, 15 Dec. 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

Browse Nearby Words

Cite this Entry

“Heavy-duty.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heavy-duty. Accessed 22 Dec. 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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