Dubstep is a genre of electronic dance music that originated in south London, United Kingdom. Its overall sound has been described as "tightly coiled productions with overwhelming bass lines and reverberant drum patterns, clipped samples, and occasional vocals"
Look up bassnectar, skrillex for examples of dubstep
Guy 1: Why does this dj keep playing fucking ke$ha?
Guy 2: I don't know he should really put on some dub step.
Guy 1: That would be awesome dub step makes my ears orgasm!