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".
by Boo-radley March 19, 2008