boombang
A large blast of unfresh air, typically propelled by Mexican food, coming from within the buttocks.
Derek: hey Drew, did you hear that noise???!!!
Drew: yes. What's with that sulfur smell??
Derek: errrrmerrrgawwd!!! I think Mom boombanged again.
Mom: hahaha haha (laughing hystericaly)
Drew: yes. What's with that sulfur smell??
Derek: errrrmerrrgawwd!!! I think Mom boombanged again.
Mom: hahaha haha (laughing hystericaly)