Ugly As Homemade Sin 

The ugliest thing you have ever seen in your entire life.

That dress is ugly as homemade sin. She is a sweet girl and smart too, which is good because she is ugly as homemade sin.

Ugly As Homemade Sin by The Ladybug Whispers ... May 28, 2016

ugly as homemade sin 

A very southern phrase refering to the act of incest.

"that's as ugly as homemade sin!"

ugly as homemade sin by C. Hardy October 13, 2006