A fork of Rural Dictionary
A fart that that sounds kind of like the raspberry fart sound you do with your mouth . It is characterized by a loud blast beginning that quickly tapers off,getting quiter till its gone.
I ripped a double-flutterblast in the fartfest last night.
The act of releasing a fart so immense, cheek flap is achieved.
Wow! What did you eat, man? That triple flutterblast could qualify you for the olympics.