The act of beating anyone at anything involving your feat or footwork of some kind.
Often use to describe one's new shoes or footwear.
Derived from the combination of "dance circles around you" and "you just got Merc'd"
Guy 1 "are those new shoes?"
Guy 2 "ya i dance mercles around people in these"
The affliction of wasting your life on meth and cigarette butts until you go into a paraplegic state.
Dude was so out there on that crap, he ended up mercled