Greenninja 

The best and coolest ninja. Usually the leader and in many cases good looking and smart. Has a strong influence on others and a very happy person. Athletic fast and most importantly green!

That guy is definately a greenninja!

Greenninja by ninjaunite July 26, 2010

Greenbor 

Green loving neighbor

Green loving neighbor or Greenbor, a popular catch phrase, has many of us asking why is it important to go green?

Greenbor by gogreen_spartan December 13, 2010

greeniculous 

The opposite of "rediculous."

Rediculous is an imaginary word used by people who can't spell the word "ridiculous."

Moron: "For anyone to become a teacher, tests are rediculous."

Genius: "Rediculous? You sure they're not greeniculous?"

greeniculous by Failbook Grammar Nazi #32 April 30, 2011

greenflash 

show me the money

Just greenflash me and I will know you're serious about the deal.

greenflash by gentry man May 7, 2013

Greenlight 

An act of Giving the go-ahead to have someone's ass whooped.

Tim stole Debbie's stash from the drawer when she let him crash on the couch for the night, so her brother Dave called a greenlight on Tim.

Greenlight by Stealyoface April 9, 2016

greenmark 

A benchmark involving a computer with game-specific tasks.

hello greenhamgaming fancy seeing you here ( ͡° ͜ʖ ͡°)

how the core i7 bested farcry 3 in the greenmark

greenmark by manic_bunny January 12, 2017

greeny phatom 

1. an animated series which claims to be premiered in 1996 on TV, but actually premiered on YouTube in 2009. It gained attention and became infamous, because the series is composed of a slideshow mixed up with text-to-speech voice acting, poor MS Paint drawings and logo-based fandom, also it is claimed to be done by Sony Wonder, CTW and Cinar and created by Robert Stainton.
2. when something is extremely poor quality.

1: Hey, what's up?
2: Nothing, just got some Greeny Phatom food.

greeny phatom by das9374 June 26, 2017