Main Entry: work·horse

Pronunciation: \ˈwərk-ˌhȯrs\

Function: noun

Date: 1543

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