ass laughter 

basically when you pass gas and it is really loud and sounds like someone laughing

Oh my gosh John, your ass laughter smells like a camel. What the hell did you eat?

ass laughter by Tim Huntley May 21, 2007

asslaughter 

When your farts are so terrible, they kill people

Shawn is going to jail for committing asslaughter

asslaughter by Sarcia26 August 23, 2019