What is Fat Girl Syndrome?
1.
The way in which a young, insecure and fat girl will constantly rant on very loudly about how attractive they think they are.
Cynthia: "I have gigantic tits! They're double D's!"
Leon: "Man, that Cynthia has a serious case of Fat Girl Syndrome."
See
2.
When a girl has been fat during developing years and has no sexual attention paid on her, she subsequently wants to/will have a lot of sex when older to make up for it, essentially be sluttier
than the average girl
"Wow I didn't realize Rita is such a slut!"
"No, she just suffers from fat girl syndrome"
See
