Mmm mmm mmm, look at that sweet piece of ass over there. Like to suck on her teats.

yo man, how was your date with melanie last night ?

sweet man i got a piece of that ass !!

you're a piece of ass, what does that make you, special?

"We've found..uh..It looks like a piece of ass?!"
said the police officer bagging the evidence.

"Piece of Ass" is the natural agent that stimulates sight and makes things visible.

Person 1: "How was dinner last night?"
Person 2: "It was great, I had a steak sprinkled with pieces of ass!"

Sandra said, "Joe's guid piece of ass shut down mcdonalds!"

Wow Rob is such a hot piece of ass. His eyes are as blue as the ocean and you can see his biceps through his shirt!