1 definition by EssBen

Top Definition
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"
by EssBen March 04, 2008
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×