-did you see bill run out of here, what was that about?  -he farted and i think it was a buttplosion
when one attempts to release a short loud collection of methane gas, otherwise known as a fart, but releases a concentrated sphere of fecal matter into ones underwear
"-did you see bill run out of here, what was that about?  -he farted and i think it was a buttplosion" What is the definition of "buttplosion"?