Conestoga UK /ˌkɒnəˈstəʊɡə/US /ˌkɑnəˈstoʊɡə/ noun3 •(historical) A type of draft horse developed in Pennsylvania. •(historical) Ellipsis of Conestoga wagon.Conestoga axles creaked under their loads as the barrels of molasses and bacon and meal rattled in the wagon beds. — 2006 •(historical) Synonym of Susquehannock, a member of a North Iroquoian people formerly living in Pennsylvania and Maryland. formsConestogas