Green hat 

In HK , if you wear a green hat , you re a F***er.

Salesman: Do you like this green hat?
Random guy: F*** you.
*Hits the salesman with the hat*

Green hat by lakh November 12, 2019

Green Fever

When a person is trying to stop using marijuana/ or cannot obtain it, The common withdrawal symptoms of Green fever involves feeling hot and cold flashes, restlessness, on and off sweating, nausea etc, these are some common side effects experienced when quitting weed.

This green fever is killing me.

Green Fever by Stig-33 April 8, 2015

Green gecko 

To blow a snot rocket on a guy/girl's face while they are giving you a blow job and then cum on top of the nasal projectile.

Guy A: Last weekend I totally gave this chick a green gecko.
Guy B: You're fucking foul. I'm never fucking that chick again.

Green gecko by Tabbycat32483 May 13, 2006

Green Up 

A British term for someone who has taken too many drugs or alcohol and cannont handle it and they are sick.

Did you see Greg green up last night?
OR
Ah mate, i had too much and greened up

Green Up by devvonshire June 3, 2007

Green Rag 

The process of huffing inhalants (such as glue or cleaning fluids) while simultaneously smoking marijuana. Popular on some Native reservations in Eastern Canada.

Did you hear about Joe? He's in the hospital from doing the green rag.

Green Rag by Panzerfaust04 August 19, 2010

green Trojan 

a LARGE lubricated condom

(she) when he came at me wearing a green Trojan I knew he was gonna stretch me.
(he) since I started using green Trojans with a couple of drops of lube in the tip I hardly know I've got a condom on.

(these slip off lesser men; if you don't really NEED a LARGE, then don't rely on this for birthcontrol. She'll probably find it in her underwear the next day.)

green Trojan by Jake February 20, 2004

Green Booster 

Green/Black ZX6-R Kawasaki Ninja in which O-Dogg cruises.

Daaaaaang!... Have you seen O's Green Booster lately?

Green Booster by Tate Donovan May 18, 2004