The volume rating of a fart (Bp) governed by three variables;- rectal pressure (r), buttock friction (f) and sprouts consumed (SpC). Buttock friction (f) can be reduced to zero by pulling the ringpiece open wide during emission.
"My word said the vicar, that anal exclamation was right off the brapometer"
Brap is the sound of a fart. Penned by comic artist of MAD MAG fame, Don Martin. Most specifically in refrence to his Captain Klutz series which incorporated a character with gaseous superpowers named Brap Man. Indubitably Howard Stern ripped off the idea from Don.
With a mighty Brraaaaapppp! he leapt the building. Brap