1 definition by ninjakari

Top Definition
when something is totally awesome & its not just ill (which means cool), but it is also sick (which means dope), therefore the coolness of the object just got boosted bc its twice as cool as an object simiply being ill.
jess: hey look @ those nikes....they are gold.

mikey: damn, those are ILL-SICK!!!
by ninjakari August 20, 2010

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.