Fitatty 

A lady or girl of larger proportions who has an especially pretty or striking face. The more extreme the two are the more of a fitatty the subject will be.

Usually will result in a conflict of interest in a mans head.

"She looked hot until she stood up, a proper fitatty."

"John's new Mrs is big but really good looking, a genuine bonefide fitatty."

Fitatty by RichardT January 30, 2008

fitatty 

The phenomenon that is a chubby/fat girl with an extremely Hot/pretty face. or a chubby/fat girl who can still make themselves look pretty hot.
Though there are limits

"check out that fitatty over there.."

fitatty by BumeyesHBK January 30, 2008