look up any word, like bukkake:
 
1.
The opposite of the word 'famished', which has the definition of extreme hunger.

'Fabished' is correctly used when one is at the point of complete filling. Too full to eat another bite.

Mostly expressed after a large meal.
Guest: "The dinner tonight was fantastic Mrs Smith!"

Mrs Smith: "Oh thank you, but please have some more."

Guest: "Oh I honestly couldn't, I'm fabished !"

Mrs Smith: "I understand, I am also quite full"
by Dr Austin January 08, 2010