Breadcrumb Home > Thesaurus > W Synonyms of workhorse Find synonyms for: Noun 1. workhorse, machine usage: machine that performs dependably under heavy use; "the IBM main frame computers have been the workhorse of the business world" 2. workhorse, horse, Equus caballus usage: a horse used for plowing and hauling and other heavy labor WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of workhorse (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: plaintive Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language