The emotion of shock or awe a person feels when they witness another person's excessive fat.
Mac was walking in the mall when he was flubbergasted by a 300 pound woman with a tank top that should only be worn by people half her size.
by Graham G. April 06, 2008
The act of large woman passing gas while sitting on a persons face.
I was chilling with Sarah last night and she sat on my face and flubbergasted me!
by The Flubber November 12, 2013