Top definition
A simple combination of "frat-boy" and "asshole."

To be fair, not every boy who belongs to a fraternity is an asshole. However, we all know plenty of fratties who are.
Sigma Chi is full of frassholes.
by notafrasshole February 07, 2008
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2
Synonym for navel or belly button used when discussing the anatomy of a person that has a large amount of protruding frontal belly fat, otherwise known as a frass or "front ass".
"Did you see Rosie digging around in her frasshole for lint? Disgusting!"
by Hoboriffic November 02, 2008
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