by snatchifer July 15, 2011
When enviromental groups attempt to defame or financially or socially cause harm to anyone who disbelieves in global warming. Coined by the Cato Institute's Research Into Enviromental Studies.
That guy who works for the Weather Channel came out and said he thinks global warming is natural and the treehuggers greenballed the channel into firing him.
by Jason Paisley August 08, 2007
Dad, for my 20th birthday, was going to buy me a car, but when the time came he greenballed me.
Jose thought it was a good idea to buy the preschoolers ice-cream, but greenballed them at having to drop a twenty.
Son: Grandpa John is getting us tickets to WrestlePalooza!
Pop: Ah, that's a greenballer.
Jose thought it was a good idea to buy the preschoolers ice-cream, but greenballed them at having to drop a twenty.
Son: Grandpa John is getting us tickets to WrestlePalooza!
Pop: Ah, that's a greenballer.
by cansecofan July 27, 2009