Gilly 

Having eagerness or showing enthusiasm towards something.

"I am so gilly for a night out."
"Wow, Anna is really gilly for Alex tonight."

Gilly by annapea October 17, 2011

Gilly 

An insult the equivalent of "idiot", "prat", "knobhead" etc. used in Gloucestershire, UK.

Sonny: I didn't mean to break it.
Josh: You're such a gilly!

Gilly by JoeyJoeJoington February 26, 2011

gilly 

Just straight up Fucked up.

That shit is gilly man.

gilly by Leenuhj October 3, 2006

Gilly 

Marijuana (weed), a term evolved from the Harry Potter series for a magical plant: Gilly Weed.

Man I be jonesin' hard for some gilly!

or

Find out if anyone has any gilly we can pick up.

Gilly by Mack Millie May 1, 2010

gilly 

person that doesnt stop laughing

Stop being a gilly.

gilly by soccerstud9008 October 3, 2006

Gilly 

large black penis

man check that guys gilly
that gilly is huge

Gilly by carlen002 January 22, 2009

Gilly 

Gilly: A hardcore drug abuser/tweeker. An old, run down, obvious, drug abuser of the methamphetamine type.

All night long that gilly across the street was working on his car. I think he's still going.

Gilly by Erik Murray October 16, 2008