To pretend tune your rice burner (Honda, Toyota, etc...). This also means to do showy looks, dazzling lights and inappropriate shiny add-ons for the single purpose of looks, rather than perfomance.
Man that band Living Colour sure can play that Ghettometal music! Body Count, 24-7 Spyz, Bad Brains, Scoonie...all them Brothas play that Ghettometal music!