bobsleigh(noun, verb) noun1. formerly two short sleds coupled togetherSimilar word(s): bobsledDefinition categories: man–made, sled, sledge, sleigh2. a long racing sled (for 2 or more people) with a steering mechanismSimilar word(s): bob, bobsledDefinition categories: man–made, sled, sledge, sleigh verb1. To ride a bobsleigh.