A sled, sledge, or sleigh is a vehicle that moves by sliding. Usually runners or a smooth underside enable a sled to slide. Sleds are used for transport on surfaces with low friction, usually snow or ice. In some cases however, mud, grass, or even smooth stones make a good surface for sleds. Types of Sleds In American English, "sledge" and "sleigh" refer to specific types of sleds. A sledge is usually a rough, sturdy, load-carrying vehicle pulled by draft animals or dogs. A sleigh is typicall… (More on Sledge)