[{"Bold_text": "noun", "List Items": ["a sled two pairs of runners, a brake, and a steering wheel or other mechanism that enables the front rider to direct the sled a steeply banked run or chute.", "a sled of two short sleds one behind the other.", "either of the sleds coupled."]}, {"Bold_text": "verb (used without object)", "List Items": ["to ride on a bobsled."]}]