heavy-duty

English

heavy-duty (comparative more heavy-duty, superlative most heavy-duty)

Designed to withstand hard usage without breaking; hard-wearing.
Antonym: light-duty
- 1960 April, “Restaurant cars and multiple-units”, in Trains Illustrated, page 222:
  The cars are constructed to the normal B.R. standard coach specifications and mounted on heavy-duty B.R.2 type bogies with B.T.R. rubber vibro-insulators on the bearing springs.
(informal) Very serious, intense, or demanding.
- 2001 January 8, Michael Braga, “Prepackaged programming”, in The St. Petersburg Times‎^[1]:
  Stewart has 18 years of programming experience, and he's one of only a handful of people at the St. Petersburg computer consulting company who can handle such heavy-duty programming. Such skills can earn a programmer of Stewart's caliber about $70,000 a year.
- 2017 September 11, Matt Simon, “The Astonishing Engineering Behind America's Latest, Greatest Supercomputer”, in Wired‎^[2]:
  Summit still has to ... summit some final steps before it can start crunching heavy-duty science.
- 2021 October 8, Joel Drucker, “In an All-American battle, Anisimova shows Scott the ropes”, in Tennis‎^[3]:
  No matter how great a football prospect is, they’re often only gradually exposed to the rigors of heavy-duty competition.

designed to withstand hard usage