heavy-duty

adjective
heavy-du·​ty | \ ˈhe-vē-ˈdü-tē How to pronounce heavy-duty (audio) , -ˈdyü- \

Definition of heavy-duty

1 : able or designed to withstand unusual strain heavy-duty trucks
2 : intensive heavy-duty bargaining
3 : important, prominent heavy-duty lawyers

First Known Use of heavy-duty

1914, in the meaning defined at sense 1

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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 24 Feb. 2020.

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More Definitions for heavy-duty

heavy-duty

adjective
How to pronounce heavy-duty (audio)

English Language Learners Definition of heavy-duty

: designed to do difficult work without breaking
US : very intense or serious

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More from Merriam-Webster on heavy-duty

Thesaurus: All synonyms and antonyms for heavy-duty

Rhyming Dictionary: Words that rhyme with heavy-duty

Spanish Central: Translation of heavy-duty

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