Meaning of “heavy-duty” in the English Dictionary

british dictionary

"heavy-duty" in American English

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heavy-dutyadjective

us /ˈhev·iˈdu·t̬i/

designed to be strong enough to do very difficult work for a long time:

heavy-duty tools

(Definition of “heavy-duty” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"heavy-duty" in Business English

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heavy-dutyadjective

uk us

strong and designed to be used for a long time:

These are large, heavy-duty bags for those who buy a lot of groceries.
heavy-duty steel/vinyl/plastic

(Definition of “heavy-duty” from the Cambridge Business English Dictionary © Cambridge University Press)