Heavy-duty

adj, slang

Definitions

Adjective
  1. 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."

  2. 2
    Very serious, intense, or demanding. informal

    "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."

Adjective
  1. 1
    designed for heavy work wordnet

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