Ill

Slang. An expression meaning cool, and often dangerous.

-That shit is ill man.
- That 900 you pulled was ill man.

by Zack Schomp November 19, 2003

ill

really good, the BEST

the illest rappers

by The Real Gansta May 4, 2003

ill

to be tight, sick or cool. most likely used by northerners ghetto suburban people

yooo kid, i got this ride, is ill

by MatadoR November 19, 2003

Ill

your a person who's name is Lilly but did the take away the first and last letter of your name

I'm ill

by litllecookies June 25, 2021

illful

A combination of the words 'ill' meaning excessivly cool, and awful, which is pretty self explanatory.

Ex 1 -
Andrew: Did you hear about the woman that used her 4 week old son as a weapon to bludgeon her boyfriend?

Cam: That's illful.

Ex 2 -
Bearning is an illful practice.

by Illustrious C March 9, 2007

ill

Cool, awesome, amazing, hot, the best

Doesn't Erin have ill arms?
Yeah! They are so ill!

by maraschino September 13, 2005

ill

Dope, fat, the bomb, the best.
Short for illicit
See also: sick

You see Iverson? Boy is so ill he makes medicine cough!

by Mo Hizzle December 27, 2003