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workhorse

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noun work·horse \ˈwərk-ˌhȯrs\

Simple Definition of workhorse

  • : a dependable person who does a lot of work

  • : a dependable machine or vehicle that is used to do a lot of work

Source: Merriam-Webster's Learner's Dictionary

Full Definition of workhorse

  1. 1 :  a horse used chiefly for labor as distinguished from driving, riding, or racing

  2. 2 a (1) :  a person who performs most of the work of a group task (2) :  a hardworking person b :  something that is markedly useful, durable, or dependable c :  horse 7


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