A unique and distinct form of ugly. Worse than ugly, but better than ugly ugly.
Simpsons reference, from Episode #242: "Pygmoelian". pug fugly was first used by Moe the Bartender.
"I've been called ugly, fugly, pugly, pug fugly... but not UGLY ugly!"
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.