The Collaborative International Dictionary of English v.0.48:
horsecart \horse"cart`\ n. 1. A heavycart drawn by a horse, used for farm work. [WordNet 1.5] Horse-chestnutWordNet (r) 3.0 (2006):
horse-cart n 1: heavy cart; drawn by a horse; used for farm work [syn: horse cart, horse-cart]