1. n. Someone who is so damn ugly, that you have no words to describe them other than using a non-existent word such as fug, which sounds nice with ugly.
2. adj. Describing a person who is a fug ugly.
Notes: Not to be confused with "fuckin' ugly".
Fugly is also an acceptable synonym.
As a noun:
1. Meet my friend, Allan Fu, more commonly known as fugly or fug ugly.
As an adjective:
2. I just saved you the cost of prescription glasses by not posting a picture of my fug ugly friend.