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a person who, when they were a child, was "fat" or "chubby", but grows up to be a thin, attractive person; however, person may have other traits such as assholery and douche baggery when older (not always necessarily, however)
"Wow, he was surely a Fat Dave! Look at the chins on that one! He may be attractive now but he punched my friend in the face yesterday."
by Seggy August 23, 2008
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