To take a dump (shit).
Joe: "I heard the toilet is acting up, can I use it"?
Fred: "As long as you don't Sling Iron, you should be o.k.".
Fred: "As long as you don't Sling Iron, you should be o.k.".
by The Mace September 11, 2014
Someone who is the worst type of asshole - pushy, loud, insulting, an ego-maniac. The king of all asshole.
by The Mace June 03, 2014