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1. Something, such as a machine, that performs dependably under heavy or prolonged use: "the 50-year-old DC-3 ... one of aviation's most effective workhorses" (Christian Science Monitor).
2. A horse that is used for labor rather than for racing or riding.
3. Informal A person who works tirelessly, especially at difficult or time-consuming tasks.
1. (Zoology) a horse used for nonrecreational activities
2. (Industrial Relations & HR Terms) informal a person who takes on the greatest amount of work in a project or job
1. a horse used for plowing, hauling, and other heavy labor, as distinguished from a riding horse, racehorse, etc.
2. a person who works tirelessly at a task, assumes extra duties, etc.
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|Noun||1.||workhorse - machine that performs dependably under heavy use; "the IBM main frame computers have been the workhorse of the business world"|
machine - any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks
|2.||workhorse - a horse used for plowing and hauling and other heavy labor|
packhorse - a workhorse used as a pack animal