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2.
an ass. another word for booty.
man she has a nice pompy.

damn that pompy is THICK.

whoa loook at that pompy go!
by jeffin March 28, 2005
 
1.
To be show-offy, narcissistic, pompous
"You know that girl who always wears those abercrombie and fitch clothes and rides a BMW to school? Yeah she's so pompy."

"Oh man. Peter always thinks he's right about everything. He's so pompy!"
by annonymousranchous September 14, 2003