by Ggfb June 21, 2020

Killy is someone who you are close to and someone you trust
It is British slang used mostly is south london.
It is British slang used mostly is south london.
by U scrummed it June 30, 2022

Noun. Killy is a shortened and more hip version of “killer.” Here, killer is used to refer to your badass friend.
by ConziIsUnBelievable November 08, 2021

A feeling of wanting to kill multiple people for being shitbags, but knowing you can't and won't do it.
by Blondegirl1301 November 25, 2019

by masi roof May 15, 2022

by Alaeron March 23, 2009
