It means anything you want it mean. You can call someone that and the meaning of it depends on how you say it. It can be very offensive or not.
"Megan you little fafoolooff! Get your a*s back here!"
"This picture is so fafoolooff I can't breath-"
"I fafoolooff you so much..."
"This picture is so fafoolooff I can't breath-"
"I fafoolooff you so much..."
by SmartAlienPerson August 08, 2018