Piggy pinch is the act of seeing a pink car, then proceeding to say "piggy pinch" while pinching the closest person to just like the act of spotto but pinching
Nathaniel saw a pink car and pinched Ellen while saing piggy pinch
Taking a little more than you should.
I only meant to take one cookie from the jar, but I couldn't resist a piggy pinch and ended up taking two.
I offered my friend some of my chocolate bar, but he ended up piggy-pinching half of the bar.
The word Piggy Pincher can be used as a more friendly way of saying greedy. Hey piggy pincher, don't eat all my chocolate!