carthorse
From Longman Dictionary of Contemporary EnglishRelated topics: Animals, Bicycles, carts, horsescarthorsecart‧horse /ˈkɑːthɔːs $ ˈkɑːrthɔːrs/ noun [countable] HBATTBa large strong horse, often used for pulling heavy loadsExamples from the Corpuscarthorse• A large carthorse stood drowsily eating something in the grass.