Acting in a manner consistent with an ass (either a jackass or just an ass ass). Braying arrogantly and assishly. Producing excrement when one acts or speaks. See Donald Trump.
It took forever to get through Walmart checkouts, because the clerk and person in front were dick assing around.
Person A : Sorry I'm late, I was driving behide someone going 20 and the speed limit was 55.
Person B : Yeah, don't you hate it when people dick ass around and you can pass them.