Noun; Commonly a description of a person that is an acquaintance or someone you don't know very well but is truly a natural born asshole. Normally employed when speaking of someone who is more than deserving of being called a total f*#ing asshole but you won't dignify them by [even using their name.
Did you hear the way that Doctor A. spoke to that nurse? Well yes, agreed she is lazy heifer, but he is just another Jack-Ass Jones!!