McJunk
Something that is junk, ugly, cheap, a waste. Commonly used with "Mc" to emphasize the meaning, and to give it that McDonalds bad ass sound to it.
"Yo, that chick was McJunk! I'm going to slap her ugly face"
"Cool Beans dude! Slap that hoe!"
"Cool Beans dude! Slap that hoe!"