ass shrapenal
Noun - This substance is emitted with an abundance of force, excreted from the anus. It is so explosive and nasty that irregular foot taping or whistle'n should be performed in unison with the act to cover your tracks.
<Dude> Man, that mexican food has giving me ass shrapenal, i have had ring around the asshole for 3 days now and i still keep pouring em out.