SKATEBOARD
skateboard
(noun) a board with wheels that is ridden in a standing or crouching position and propelled by foot
skateboard
(verb) ride on a flat board with rollers attached to the bottom
Source: WordNet® 3.1
Etymology
Noun
skateboard (plural skateboards)
A narrow, wooden or plastic platform mounted on pairs of wheels, on which one stands and propels oneself by pushing along the ground with one foot.
Verb
skateboard (third-person singular simple present skateboards, present participle skateboarding, simple past and past participle skateboarded)
(intransitive) To use a skateboard.
Source: Wiktionary