Motorcyle slang referring to a rider with a bike that is WAY beyond their capabilities. A metaphor between a rider so inexperienced atop a fast motorcycle and the Ewok piloting a Stortrooper speeder bike in Star Wars Episode VI: Return of the Jedi.
(verb) To ruin an otherwise excellent film by introducing a cheesyelement which attempts to cater to the director's children. In all likelihood, however, they are probably embarrassed by it.