(adj) when people are continually acting like assholes or have done something to be mean, rude and/or obnoxious.
Meat heads in bars often act assholic when they get wasted
a person or entity that does something in a very asshole like manner. This usually causes people to get very angry, resulting in possible violent outcomes.
Person 1: *punches person 2 for no reason*
person 2: *passes out*
person 2's girlfriend: "that was an assholic thing to do!" *claws face of person 1*
judge: i order you to cease and desist the assholic behavior toward the defendant!!
A Z-fart; an intergatlactic fart from outer space.
The nuclear Zfert blew up china.