Word.ws English Dictionary

heaviest-duty

heaviest-duty is the superlative form of heavy-duty.

Meaning of heavy-duty

Adjective

heavy-duty (comparative heavier-duty, superlative heaviest-duty)

  1. Designed to withstand hard usage without breaking; hard-wearing.
    • 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.1960 April, “Restaurant cars and multiple-units”, in Trains Illustrated, page 222
    Antonyms:
    light-duty
  2. (informal) Very serious, intense, or demanding.
    • 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.2001 January 8, Michael Braga, “Prepackaged programming”, in The St. Petersburg Times

Questions about heaviest-duty

What is heaviest-duty the superlative form of?
Heaviest-duty is the superlative form of heavy-duty.

Words near heaviest-duty in the dictionary

  1. heavier-duty
  2. heavier-handed
  3. heavier-than-air
  4. heavies
  5. heaviest
  6. heaviest-duty
  7. heaviest-handed
  8. heavily
  9. Heavin
  10. heavin'
  11. heaviness

Source and license

Adapted from Wiktionary: heaviest-duty (page history and authors); heavy-duty (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “heaviest-duty.” Word.ws, https://word.ws/heaviest-duty. Based on Wiktionary, CC BY-SA 4.0.