bobsled

definition: a long racing sled for 2 or more people with a steering mechanism
example: The bobsled sped down the icy racetrack.
speech part: noun
synonyms: bob
definition: formerly two short sleds coupled together
example:
speech part: noun
synonyms: bobsleigh
definition: to ride a bobsled
example: The team bobsleds in the Olympics.
speech part: verb
synonyms: bob

How bobsled is being used?