1 n. a sleigh made up of one or more (usually two) double-runnered sections called bobs, having a deck or box mounted on top, long associated with lumbering operations and now also used in tractor trains in the North.
See also: bob bobsled (def. 1)
2 n. one of the double-runnered sections of a bobsleigh.
See also: bob
3 n. a smaller sleigh having runners and used for coasting and capable of carrying a number of passengers.