An onomotopeoia.

When one farts with such volume whilst asleep it actually disrupts the sleep cycle. Particularly dangerous if the nature of the emanation is so noxious it causes the temporary cessation of breathing.
Dude, I am so roasted.... Damn Sleep Brappnea kept waking me up and WHEW... it was gnarly.... Hardly slept at all!!!!!
by Bonemanrides August 10, 2016
Get the Sleep Brappnea mug.