One who is still young in age but exhibits extreme geriatric behavior. A person labeled "old balls" will often become exhausted after 9:00PM and kill the fratmosphere. S/he can be seen taking naps at all hours of the day adding to their crankiness.
"J.G. did not want to go out to the bars again tonight, he is being old balls".
One who constantly starts trouble. Often instigating other people via heckles and insults. Heckles and insults are often in reference to the other persons unfortunate financial situation or extremely blue collar job. Made famous by a one J.G.
"He just told the limo driver that he is 21 and going to be a doctor while he is 45 and driving a limo for a living... such a Greenstigator".