gilly 

Somehting small and/or cute!!

That little baby is a gilly!

gilly by Jena Smith October 3, 2006

Gilly 

Making reference to a fag, also, they take ROIDS

Person 1-Did you see Gilly today?
Person 2-Yeah I saw the fag

Gilly by Braithrussell March 31, 2019

Gilly 

To describe something or someone that is or who is little and cute at the same time.

1)I saw this gilly puppy at the pet store the other day.

2)My mother made these gilly cupcakes for the kids the other day.

3)That is girl is gilly.

Gilly by KIKO November 9, 2013

gilly 

A male gunt. A gut that covers the willy, like a gunt which covers the c*nt.

That guy has a huge gilly!

gilly by conniesbitch June 24, 2009

Gilly 

Short for guillotine, the act of chopping off the tip or head of the penis and squeezing the contents into a woman's mouth.

Hey bro, I think that girl wants you to give her a gilly.

Gilly by hellyeahbrother April 3, 2019

gilly 

crank; methamphetamine

Jake's up all night again cuz he's been smokin the gilly.

gilly by shotcalla June 18, 2003

Gilly 

Derives from Flanshawillian meaning to do fuck all for a living.

' went to college and eventually got a job doing Gilly'
'I get paid to Gilly all day'

Gilly by Scouse October 3, 2006